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Finding the Fourth Proportional to 9,950.10, 14,925.15 and 7,196.10

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Solution

The fourth proportional to 9,950.10, 14,925.15 and 7,196.10 is: 10,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,950.10 : 14,925.15 = 7,196.10 : x
  2. Step 2: Convert to fraction form
    9,950.10/14,925.15 = 7,196.10/x
  3. Step 3: Cross multiply
    9,950.10x = 14,925.15 × 7,196.10
  4. Step 4: Simplify right side
    9,950.10x = 107,402,871.92
  5. Step 5: Solve for x
    x = 107,402,871.92/9,950.10
  6. Step 6: Final answer
    x = 10,794.15

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Half scale
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Double scale
Find fourth proportional to 9,951.10, 14,926.65 and 7,197.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.