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Finding the Fourth Proportional to 5,672.55, 8,497.89 and 2,752.92

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Solution

The fourth proportional to 5,672.55, 8,497.89 and 2,752.92 is: 4,124.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672.55 : 8,497.89 = 2,752.92 : x
  2. Step 2: Convert to fraction form
    5,672.55/8,497.89 = 2,752.92/x
  3. Step 3: Cross multiply
    5,672.55x = 8,497.89 × 2,752.92
  4. Step 4: Simplify right side
    5,672.55x = 23,394,011.34
  5. Step 5: Solve for x
    x = 23,394,011.34/5,672.55
  6. Step 6: Final answer
    x = 4,124.07

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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.