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Finding the Fourth Proportional to 9,602.25, 13,251.15 and 5,352.99

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Solution

The fourth proportional to 9,602.25, 13,251.15 and 5,352.99 is: 7,387.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,602.25 : 13,251.15 = 5,352.99 : x
  2. Step 2: Convert to fraction form
    9,602.25/13,251.15 = 5,352.99/x
  3. Step 3: Cross multiply
    9,602.25x = 13,251.15 × 5,352.99
  4. Step 4: Simplify right side
    9,602.25x = 70,933,273.44
  5. Step 5: Solve for x
    x = 70,933,273.44/9,602.25
  6. Step 6: Final answer
    x = 7,387.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.