Home / 3,731.31-5,586.15-2,810.74

Finding the Fourth Proportional to 3,731.31, 5,586.15 and 2,810.74

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Solution

The fourth proportional to 3,731.31, 5,586.15 and 2,810.74 is: 4,207.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731.31 : 5,586.15 = 2,810.74 : x
  2. Step 2: Convert to fraction form
    3,731.31/5,586.15 = 2,810.74/x
  3. Step 3: Cross multiply
    3,731.31x = 5,586.15 × 2,810.74
  4. Step 4: Simplify right side
    3,731.31x = 15,701,215.25
  5. Step 5: Solve for x
    x = 15,701,215.25/3,731.31
  6. Step 6: Final answer
    x = 4,207.97

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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.