Home / 10,104.30-15,158.49-4,260.90

Finding the Fourth Proportional to 10,104.30, 15,158.49 and 4,260.90

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Solution

The fourth proportional to 10,104.30, 15,158.49 and 4,260.90 is: 6,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.30 : 15,158.49 = 4,260.90 : x
  2. Step 2: Convert to fraction form
    10,104.30/15,158.49 = 4,260.90/x
  3. Step 3: Cross multiply
    10,104.30x = 15,158.49 × 4,260.90
  4. Step 4: Simplify right side
    10,104.30x = 64,588,810.04
  5. Step 5: Solve for x
    x = 64,588,810.04/10,104.30
  6. Step 6: Final answer
    x = 6,392.21

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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.