Home / 2,515.40-3,773.08-1,034.61

Finding the Fourth Proportional to 2,515.40, 3,773.08 and 1,034.61

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Solution

The fourth proportional to 2,515.40, 3,773.08 and 1,034.61 is: 1,551.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.40 : 3,773.08 = 1,034.61 : x
  2. Step 2: Convert to fraction form
    2,515.40/3,773.08 = 1,034.61/x
  3. Step 3: Cross multiply
    2,515.40x = 3,773.08 × 1,034.61
  4. Step 4: Simplify right side
    2,515.40x = 3,903,666.30
  5. Step 5: Solve for x
    x = 3,903,666.30/2,515.40
  6. Step 6: Final answer
    x = 1,551.91

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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.