Home / 2,710.87-3,741.19-1,531.95

Finding the Fourth Proportional to 2,710.87, 3,741.19 and 1,531.95

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Solution

The fourth proportional to 2,710.87, 3,741.19 and 1,531.95 is: 2,114.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.87 : 3,741.19 = 1,531.95 : x
  2. Step 2: Convert to fraction form
    2,710.87/3,741.19 = 1,531.95/x
  3. Step 3: Cross multiply
    2,710.87x = 3,741.19 × 1,531.95
  4. Step 4: Simplify right side
    2,710.87x = 5,731,298.16
  5. Step 5: Solve for x
    x = 5,731,298.16/2,710.87
  6. Step 6: Final answer
    x = 2,114.19

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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.