Home / 2,710.14-3,739.68-1,531.26

Finding the Fourth Proportional to 2,710.14, 3,739.68 and 1,531.26

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Solution

The fourth proportional to 2,710.14, 3,739.68 and 1,531.26 is: 2,112.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.14 : 3,739.68 = 1,531.26 : x
  2. Step 2: Convert to fraction form
    2,710.14/3,739.68 = 1,531.26/x
  3. Step 3: Cross multiply
    2,710.14x = 3,739.68 × 1,531.26
  4. Step 4: Simplify right side
    2,710.14x = 5,726,422.40
  5. Step 5: Solve for x
    x = 5,726,422.40/2,710.14
  6. Step 6: Final answer
    x = 2,112.96

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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.