Home / 10,244.55-15,371.70-3,671.40

Finding the Fourth Proportional to 10,244.55, 15,371.70 and 3,671.40

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Solution

The fourth proportional to 10,244.55, 15,371.70 and 3,671.40 is: 5,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.55 : 15,371.70 = 3,671.40 : x
  2. Step 2: Convert to fraction form
    10,244.55/15,371.70 = 3,671.40/x
  3. Step 3: Cross multiply
    10,244.55x = 15,371.70 × 3,671.40
  4. Step 4: Simplify right side
    10,244.55x = 56,435,659.38
  5. Step 5: Solve for x
    x = 56,435,659.38/10,244.55
  6. Step 6: Final answer
    x = 5,508.85

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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.