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Finding the Fourth Proportional to 6,432.29, 9,649.15 and 2,048.74

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Solution

The fourth proportional to 6,432.29, 9,649.15 and 2,048.74 is: 3,073.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432.29 : 9,649.15 = 2,048.74 : x
  2. Step 2: Convert to fraction form
    6,432.29/9,649.15 = 2,048.74/x
  3. Step 3: Cross multiply
    6,432.29x = 9,649.15 × 2,048.74
  4. Step 4: Simplify right side
    6,432.29x = 19,768,584.58
  5. Step 5: Solve for x
    x = 19,768,584.58/6,432.29
  6. Step 6: Final answer
    x = 3,073.34

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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.