Home / 8,901.88-13,354.70-3,355.11

Finding the Fourth Proportional to 8,901.88, 13,354.70 and 3,355.11

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Solution

The fourth proportional to 8,901.88, 13,354.70 and 3,355.11 is: 5,033.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.88 : 13,354.70 = 3,355.11 : x
  2. Step 2: Convert to fraction form
    8,901.88/13,354.70 = 3,355.11/x
  3. Step 3: Cross multiply
    8,901.88x = 13,354.70 × 3,355.11
  4. Step 4: Simplify right side
    8,901.88x = 44,806,487.52
  5. Step 5: Solve for x
    x = 44,806,487.52/8,901.88
  6. Step 6: Final answer
    x = 5,033.37

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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.