Home / 8,330.10-11,495.78-4,553.43

Finding the Fourth Proportional to 8,330.10, 11,495.78 and 4,553.43

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Solution

The fourth proportional to 8,330.10, 11,495.78 and 4,553.43 is: 6,283.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.10 : 11,495.78 = 4,553.43 : x
  2. Step 2: Convert to fraction form
    8,330.10/11,495.78 = 4,553.43/x
  3. Step 3: Cross multiply
    8,330.10x = 11,495.78 × 4,553.43
  4. Step 4: Simplify right side
    8,330.10x = 52,345,229.53
  5. Step 5: Solve for x
    x = 52,345,229.53/8,330.10
  6. Step 6: Final answer
    x = 6,283.87

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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.