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Finding the Fourth Proportional to 8,803.31, 13,201.65 and 4,417.70

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Solution

The fourth proportional to 8,803.31, 13,201.65 and 4,417.70 is: 6,624.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.31 : 13,201.65 = 4,417.70 : x
  2. Step 2: Convert to fraction form
    8,803.31/13,201.65 = 4,417.70/x
  3. Step 3: Cross multiply
    8,803.31x = 13,201.65 × 4,417.70
  4. Step 4: Simplify right side
    8,803.31x = 58,320,863.20
  5. Step 5: Solve for x
    x = 58,320,863.20/8,803.31
  6. Step 6: Final answer
    x = 6,624.88

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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.