Home / 5,146.53-7,719.76-1,250.94

Finding the Fourth Proportional to 5,146.53, 7,719.76 and 1,250.94

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Solution

The fourth proportional to 5,146.53, 7,719.76 and 1,250.94 is: 1,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.53 : 7,719.76 = 1,250.94 : x
  2. Step 2: Convert to fraction form
    5,146.53/7,719.76 = 1,250.94/x
  3. Step 3: Cross multiply
    5,146.53x = 7,719.76 × 1,250.94
  4. Step 4: Simplify right side
    5,146.53x = 9,656,956.57
  5. Step 5: Solve for x
    x = 9,656,956.57/5,146.53
  6. Step 6: Final answer
    x = 1,876.40

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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.