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Finding the Fourth Proportional to 8,547.52, 12,813.96 and 3,352.20

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Solution

The fourth proportional to 8,547.52, 12,813.96 and 3,352.20 is: 5,025.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547.52 : 12,813.96 = 3,352.20 : x
  2. Step 2: Convert to fraction form
    8,547.52/12,813.96 = 3,352.20/x
  3. Step 3: Cross multiply
    8,547.52x = 12,813.96 × 3,352.20
  4. Step 4: Simplify right side
    8,547.52x = 42,954,956.71
  5. Step 5: Solve for x
    x = 42,954,956.71/8,547.52
  6. Step 6: Final answer
    x = 5,025.43

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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.