Home / 8,156.17-12,229.32-4,453.27

Finding the Fourth Proportional to 8,156.17, 12,229.32 and 4,453.27

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Solution

The fourth proportional to 8,156.17, 12,229.32 and 4,453.27 is: 6,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156.17 : 12,229.32 = 4,453.27 : x
  2. Step 2: Convert to fraction form
    8,156.17/12,229.32 = 4,453.27/x
  3. Step 3: Cross multiply
    8,156.17x = 12,229.32 × 4,453.27
  4. Step 4: Simplify right side
    8,156.17x = 54,460,463.88
  5. Step 5: Solve for x
    x = 54,460,463.88/8,156.17
  6. Step 6: Final answer
    x = 6,677.21

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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.