Home / 9,084.49-13,620.88-3,822.91

Finding the Fourth Proportional to 9,084.49, 13,620.88 and 3,822.91

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Solution

The fourth proportional to 9,084.49, 13,620.88 and 3,822.91 is: 5,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084.49 : 13,620.88 = 3,822.91 : x
  2. Step 2: Convert to fraction form
    9,084.49/13,620.88 = 3,822.91/x
  3. Step 3: Cross multiply
    9,084.49x = 13,620.88 × 3,822.91
  4. Step 4: Simplify right side
    9,084.49x = 52,071,398.36
  5. Step 5: Solve for x
    x = 52,071,398.36/9,084.49
  6. Step 6: Final answer
    x = 5,731.90

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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.