Home / 10,937.45-15,095.13-6,220.82

Finding the Fourth Proportional to 10,937.45, 15,095.13 and 6,220.82

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Solution

The fourth proportional to 10,937.45, 15,095.13 and 6,220.82 is: 8,585.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.45 : 15,095.13 = 6,220.82 : x
  2. Step 2: Convert to fraction form
    10,937.45/15,095.13 = 6,220.82/x
  3. Step 3: Cross multiply
    10,937.45x = 15,095.13 × 6,220.82
  4. Step 4: Simplify right side
    10,937.45x = 93,904,101.02
  5. Step 5: Solve for x
    x = 93,904,101.02/10,937.45
  6. Step 6: Final answer
    x = 8,585.56

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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.