Home / 1,959.46-2,704.53-1,331.04

Finding the Fourth Proportional to 1,959.46, 2,704.53 and 1,331.04

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Solution

The fourth proportional to 1,959.46, 2,704.53 and 1,331.04 is: 1,837.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.46 : 2,704.53 = 1,331.04 : x
  2. Step 2: Convert to fraction form
    1,959.46/2,704.53 = 1,331.04/x
  3. Step 3: Cross multiply
    1,959.46x = 2,704.53 × 1,331.04
  4. Step 4: Simplify right side
    1,959.46x = 3,599,837.61
  5. Step 5: Solve for x
    x = 3,599,837.61/1,959.46
  6. Step 6: Final answer
    x = 1,837.16

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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.