Home / 2,375.10-3,277.13-1,379.87

Finding the Fourth Proportional to 2,375.10, 3,277.13 and 1,379.87

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Solution

The fourth proportional to 2,375.10, 3,277.13 and 1,379.87 is: 1,903.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.10 : 3,277.13 = 1,379.87 : x
  2. Step 2: Convert to fraction form
    2,375.10/3,277.13 = 1,379.87/x
  3. Step 3: Cross multiply
    2,375.10x = 3,277.13 × 1,379.87
  4. Step 4: Simplify right side
    2,375.10x = 4,522,002.38
  5. Step 5: Solve for x
    x = 4,522,002.38/2,375.10
  6. Step 6: Final answer
    x = 1,903.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.