Home / 8,892.17-12,257.01-7,000.75

Finding the Fourth Proportional to 8,892.17, 12,257.01 and 7,000.75

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Solution

The fourth proportional to 8,892.17, 12,257.01 and 7,000.75 is: 9,649.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892.17 : 12,257.01 = 7,000.75 : x
  2. Step 2: Convert to fraction form
    8,892.17/12,257.01 = 7,000.75/x
  3. Step 3: Cross multiply
    8,892.17x = 12,257.01 × 7,000.75
  4. Step 4: Simplify right side
    8,892.17x = 85,808,232.11
  5. Step 5: Solve for x
    x = 85,808,232.11/8,892.17
  6. Step 6: Final answer
    x = 9,649.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.