Home / 6,414.52-9,621.72-2,031.16

Finding the Fourth Proportional to 6,414.52, 9,621.72 and 2,031.16

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Solution

The fourth proportional to 6,414.52, 9,621.72 and 2,031.16 is: 3,046.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,414.52 : 9,621.72 = 2,031.16 : x
  2. Step 2: Convert to fraction form
    6,414.52/9,621.72 = 2,031.16/x
  3. Step 3: Cross multiply
    6,414.52x = 9,621.72 × 2,031.16
  4. Step 4: Simplify right side
    6,414.52x = 19,543,252.80
  5. Step 5: Solve for x
    x = 19,543,252.80/6,414.52
  6. Step 6: Final answer
    x = 3,046.72

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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.