Home / 4,508.56-6,760.62-2,731.40

Finding the Fourth Proportional to 4,508.56, 6,760.62 and 2,731.40

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Solution

The fourth proportional to 4,508.56, 6,760.62 and 2,731.40 is: 4,095.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.56 : 6,760.62 = 2,731.40 : x
  2. Step 2: Convert to fraction form
    4,508.56/6,760.62 = 2,731.40/x
  3. Step 3: Cross multiply
    4,508.56x = 6,760.62 × 2,731.40
  4. Step 4: Simplify right side
    4,508.56x = 18,465,957.47
  5. Step 5: Solve for x
    x = 18,465,957.47/4,508.56
  6. Step 6: Final answer
    x = 4,095.76

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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.