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Finding the Fourth Proportional to 8,394.96, 12,592.48 and 2,551.52

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Solution

The fourth proportional to 8,394.96, 12,592.48 and 2,551.52 is: 3,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.96 : 12,592.48 = 2,551.52 : x
  2. Step 2: Convert to fraction form
    8,394.96/12,592.48 = 2,551.52/x
  3. Step 3: Cross multiply
    8,394.96x = 12,592.48 × 2,551.52
  4. Step 4: Simplify right side
    8,394.96x = 32,129,964.57
  5. Step 5: Solve for x
    x = 32,129,964.57/8,394.96
  6. Step 6: Final answer
    x = 3,827.29

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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.