Home / 2,710.03-3,739.86-1,531.11

Finding the Fourth Proportional to 2,710.03, 3,739.86 and 1,531.11

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Solution

The fourth proportional to 2,710.03, 3,739.86 and 1,531.11 is: 2,112.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.03 : 3,739.86 = 1,531.11 : x
  2. Step 2: Convert to fraction form
    2,710.03/3,739.86 = 1,531.11/x
  3. Step 3: Cross multiply
    2,710.03x = 3,739.86 × 1,531.11
  4. Step 4: Simplify right side
    2,710.03x = 5,726,137.04
  5. Step 5: Solve for x
    x = 5,726,137.04/2,710.03
  6. Step 6: Final answer
    x = 2,112.94

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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.