Home / 2,861.56-4,292.36-1,301.24

Finding the Fourth Proportional to 2,861.56, 4,292.36 and 1,301.24

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Solution

The fourth proportional to 2,861.56, 4,292.36 and 1,301.24 is: 1,951.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861.56 : 4,292.36 = 1,301.24 : x
  2. Step 2: Convert to fraction form
    2,861.56/4,292.36 = 1,301.24/x
  3. Step 3: Cross multiply
    2,861.56x = 4,292.36 × 1,301.24
  4. Step 4: Simplify right side
    2,861.56x = 5,585,390.53
  5. Step 5: Solve for x
    x = 5,585,390.53/2,861.56
  6. Step 6: Final answer
    x = 1,951.87

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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.