Home / 5,334.30-8,002.65-3,141.90

Finding the Fourth Proportional to 5,334.30, 8,002.65 and 3,141.90

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Solution

The fourth proportional to 5,334.30, 8,002.65 and 3,141.90 is: 4,713.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.30 : 8,002.65 = 3,141.90 : x
  2. Step 2: Convert to fraction form
    5,334.30/8,002.65 = 3,141.90/x
  3. Step 3: Cross multiply
    5,334.30x = 8,002.65 × 3,141.90
  4. Step 4: Simplify right side
    5,334.30x = 25,143,526.04
  5. Step 5: Solve for x
    x = 25,143,526.04/5,334.30
  6. Step 6: Final answer
    x = 4,713.56

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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.