Home / 3,165.14-4,753.87-2,580.57

Finding the Fourth Proportional to 3,165.14, 4,753.87 and 2,580.57

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Solution

The fourth proportional to 3,165.14, 4,753.87 and 2,580.57 is: 3,875.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.14 : 4,753.87 = 2,580.57 : x
  2. Step 2: Convert to fraction form
    3,165.14/4,753.87 = 2,580.57/x
  3. Step 3: Cross multiply
    3,165.14x = 4,753.87 × 2,580.57
  4. Step 4: Simplify right side
    3,165.14x = 12,267,687.85
  5. Step 5: Solve for x
    x = 12,267,687.85/3,165.14
  6. Step 6: Final answer
    x = 3,875.87

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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.