Home / 1,843.13-2,543.52-1,015.13

Finding the Fourth Proportional to 1,843.13, 2,543.52 and 1,015.13

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Solution

The fourth proportional to 1,843.13, 2,543.52 and 1,015.13 is: 1,400.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.13 : 2,543.52 = 1,015.13 : x
  2. Step 2: Convert to fraction form
    1,843.13/2,543.52 = 1,015.13/x
  3. Step 3: Cross multiply
    1,843.13x = 2,543.52 × 1,015.13
  4. Step 4: Simplify right side
    1,843.13x = 2,582,003.46
  5. Step 5: Solve for x
    x = 2,582,003.46/1,843.13
  6. Step 6: Final answer
    x = 1,400.88

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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.