Home / 8,073.29-11,127.43-6,158.45

Finding the Fourth Proportional to 8,073.29, 11,127.43 and 6,158.45

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Solution

The fourth proportional to 8,073.29, 11,127.43 and 6,158.45 is: 8,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.29 : 11,127.43 = 6,158.45 : x
  2. Step 2: Convert to fraction form
    8,073.29/11,127.43 = 6,158.45/x
  3. Step 3: Cross multiply
    8,073.29x = 11,127.43 × 6,158.45
  4. Step 4: Simplify right side
    8,073.29x = 68,527,721.28
  5. Step 5: Solve for x
    x = 68,527,721.28/8,073.29
  6. Step 6: Final answer
    x = 8,488.20

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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.