Home / 5,126.22-7,073.31-3,031.02

Finding the Fourth Proportional to 5,126.22, 7,073.31 and 3,031.02

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Solution

The fourth proportional to 5,126.22, 7,073.31 and 3,031.02 is: 4,182.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.22 : 7,073.31 = 3,031.02 : x
  2. Step 2: Convert to fraction form
    5,126.22/7,073.31 = 3,031.02/x
  3. Step 3: Cross multiply
    5,126.22x = 7,073.31 × 3,031.02
  4. Step 4: Simplify right side
    5,126.22x = 21,439,344.08
  5. Step 5: Solve for x
    x = 21,439,344.08/5,126.22
  6. Step 6: Final answer
    x = 4,182.29

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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.