Home / 10,242.93-15,352.25-4,387.17

Finding the Fourth Proportional to 10,242.93, 15,352.25 and 4,387.17

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Solution

The fourth proportional to 10,242.93, 15,352.25 and 4,387.17 is: 6,575.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,242.93 : 15,352.25 = 4,387.17 : x
  2. Step 2: Convert to fraction form
    10,242.93/15,352.25 = 4,387.17/x
  3. Step 3: Cross multiply
    10,242.93x = 15,352.25 × 4,387.17
  4. Step 4: Simplify right side
    10,242.93x = 67,352,908.70
  5. Step 5: Solve for x
    x = 67,352,908.70/10,242.93
  6. Step 6: Final answer
    x = 6,575.55

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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.