Home / 5,126.13-7,073.28-3,001.32

Finding the Fourth Proportional to 5,126.13, 7,073.28 and 3,001.32

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Solution

The fourth proportional to 5,126.13, 7,073.28 and 3,001.32 is: 4,141.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.13 : 7,073.28 = 3,001.32 : x
  2. Step 2: Convert to fraction form
    5,126.13/7,073.28 = 3,001.32/x
  3. Step 3: Cross multiply
    5,126.13x = 7,073.28 × 3,001.32
  4. Step 4: Simplify right side
    5,126.13x = 21,229,176.73
  5. Step 5: Solve for x
    x = 21,229,176.73/5,126.13
  6. Step 6: Final answer
    x = 4,141.37

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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.