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Finding the Fourth Proportional to 9,635.20, 14,453.20 and 3,061.20

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Solution

The fourth proportional to 9,635.20, 14,453.20 and 3,061.20 is: 4,591.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,635.20 : 14,453.20 = 3,061.20 : x
  2. Step 2: Convert to fraction form
    9,635.20/14,453.20 = 3,061.20/x
  3. Step 3: Cross multiply
    9,635.20x = 14,453.20 × 3,061.20
  4. Step 4: Simplify right side
    9,635.20x = 44,244,135.84
  5. Step 5: Solve for x
    x = 44,244,135.84/9,635.20
  6. Step 6: Final answer
    x = 4,591.93

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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.