Home / 8,167.12-12,252.83-3,487.39

Finding the Fourth Proportional to 8,167.12, 12,252.83 and 3,487.39

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Solution

The fourth proportional to 8,167.12, 12,252.83 and 3,487.39 is: 5,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.12 : 12,252.83 = 3,487.39 : x
  2. Step 2: Convert to fraction form
    8,167.12/12,252.83 = 3,487.39/x
  3. Step 3: Cross multiply
    8,167.12x = 12,252.83 × 3,487.39
  4. Step 4: Simplify right side
    8,167.12x = 42,730,396.81
  5. Step 5: Solve for x
    x = 42,730,396.81/8,167.12
  6. Step 6: Final answer
    x = 5,232.00

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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.