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Finding the Fourth Proportional to 6,347.43, 9,514.95 and 2,650.71

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Solution

The fourth proportional to 6,347.43, 9,514.95 and 2,650.71 is: 3,973.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.43 : 9,514.95 = 2,650.71 : x
  2. Step 2: Convert to fraction form
    6,347.43/9,514.95 = 2,650.71/x
  3. Step 3: Cross multiply
    6,347.43x = 9,514.95 × 2,650.71
  4. Step 4: Simplify right side
    6,347.43x = 25,221,359.86
  5. Step 5: Solve for x
    x = 25,221,359.86/6,347.43
  6. Step 6: Final answer
    x = 3,973.48

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1.5x scale

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.