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Finding the Fourth Proportional to 9,641.22, 14,463.95 and 5,483.18

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Solution

The fourth proportional to 9,641.22, 14,463.95 and 5,483.18 is: 8,225.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,641.22 : 14,463.95 = 5,483.18 : x
  2. Step 2: Convert to fraction form
    9,641.22/14,463.95 = 5,483.18/x
  3. Step 3: Cross multiply
    9,641.22x = 14,463.95 × 5,483.18
  4. Step 4: Simplify right side
    9,641.22x = 79,308,441.36
  5. Step 5: Solve for x
    x = 79,308,441.36/9,641.22
  6. Step 6: Final answer
    x = 8,225.98

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Half scale
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Double scale
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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.