Home / 9,031.10-13,541.46-3,761.66

Finding the Fourth Proportional to 9,031.10, 13,541.46 and 3,761.66

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Solution

The fourth proportional to 9,031.10, 13,541.46 and 3,761.66 is: 5,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.10 : 13,541.46 = 3,761.66 : x
  2. Step 2: Convert to fraction form
    9,031.10/13,541.46 = 3,761.66/x
  3. Step 3: Cross multiply
    9,031.10x = 13,541.46 × 3,761.66
  4. Step 4: Simplify right side
    9,031.10x = 50,938,368.42
  5. Step 5: Solve for x
    x = 50,938,368.42/9,031.10
  6. Step 6: Final answer
    x = 5,640.33

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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.