Home / 6,472.31-9,700.26-4,131.61

Finding the Fourth Proportional to 6,472.31, 9,700.26 and 4,131.61

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Solution

The fourth proportional to 6,472.31, 9,700.26 and 4,131.61 is: 6,192.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,472.31 : 9,700.26 = 4,131.61 : x
  2. Step 2: Convert to fraction form
    6,472.31/9,700.26 = 4,131.61/x
  3. Step 3: Cross multiply
    6,472.31x = 9,700.26 × 4,131.61
  4. Step 4: Simplify right side
    6,472.31x = 40,077,651.47
  5. Step 5: Solve for x
    x = 40,077,651.47/6,472.31
  6. Step 6: Final answer
    x = 6,192.18

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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.