Home / 2,710.86-3,741.04-1,531.92

Finding the Fourth Proportional to 2,710.86, 3,741.04 and 1,531.92

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Solution

The fourth proportional to 2,710.86, 3,741.04 and 1,531.92 is: 2,114.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.86 : 3,741.04 = 1,531.92 : x
  2. Step 2: Convert to fraction form
    2,710.86/3,741.04 = 1,531.92/x
  3. Step 3: Cross multiply
    2,710.86x = 3,741.04 × 1,531.92
  4. Step 4: Simplify right side
    2,710.86x = 5,730,974.00
  5. Step 5: Solve for x
    x = 5,730,974.00/2,710.86
  6. Step 6: Final answer
    x = 2,114.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.