Home / 5,146.11-7,719.64-2,373.55

Finding the Fourth Proportional to 5,146.11, 7,719.64 and 2,373.55

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Solution

The fourth proportional to 5,146.11, 7,719.64 and 2,373.55 is: 3,560.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.11 : 7,719.64 = 2,373.55 : x
  2. Step 2: Convert to fraction form
    5,146.11/7,719.64 = 2,373.55/x
  3. Step 3: Cross multiply
    5,146.11x = 7,719.64 × 2,373.55
  4. Step 4: Simplify right side
    5,146.11x = 18,322,951.52
  5. Step 5: Solve for x
    x = 18,322,951.52/5,146.11
  6. Step 6: Final answer
    x = 3,560.54

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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.