Home / 5,146.14-7,719.56-2,548.38

Finding the Fourth Proportional to 5,146.14, 7,719.56 and 2,548.38

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Solution

The fourth proportional to 5,146.14, 7,719.56 and 2,548.38 is: 3,822.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.14 : 7,719.56 = 2,548.38 : x
  2. Step 2: Convert to fraction form
    5,146.14/7,719.56 = 2,548.38/x
  3. Step 3: Cross multiply
    5,146.14x = 7,719.56 × 2,548.38
  4. Step 4: Simplify right side
    5,146.14x = 19,672,372.31
  5. Step 5: Solve for x
    x = 19,672,372.31/5,146.14
  6. Step 6: Final answer
    x = 3,822.74

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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.