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Finding the Fourth Proportional to 8,352.59, 12,528.88 and 3,671.53

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Solution

The fourth proportional to 8,352.59, 12,528.88 and 3,671.53 is: 5,507.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.59 : 12,528.88 = 3,671.53 : x
  2. Step 2: Convert to fraction form
    8,352.59/12,528.88 = 3,671.53/x
  3. Step 3: Cross multiply
    8,352.59x = 12,528.88 × 3,671.53
  4. Step 4: Simplify right side
    8,352.59x = 46,000,118.29
  5. Step 5: Solve for x
    x = 46,000,118.29/8,352.59
  6. Step 6: Final answer
    x = 5,507.29

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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.