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Finding the Fourth Proportional to 9,798.28, 14,678.88 and 7,596.20

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Solution

The fourth proportional to 9,798.28, 14,678.88 and 7,596.20 is: 11,379.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798.28 : 14,678.88 = 7,596.20 : x
  2. Step 2: Convert to fraction form
    9,798.28/14,678.88 = 7,596.20/x
  3. Step 3: Cross multiply
    9,798.28x = 14,678.88 × 7,596.20
  4. Step 4: Simplify right side
    9,798.28x = 111,503,708.26
  5. Step 5: Solve for x
    x = 111,503,708.26/9,798.28
  6. Step 6: Final answer
    x = 11,379.93

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Double scale
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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.