Home / 1,837.46-2,752.98-1,531.28

Finding the Fourth Proportional to 1,837.46, 2,752.98 and 1,531.28

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Solution

The fourth proportional to 1,837.46, 2,752.98 and 1,531.28 is: 2,294.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.46 : 2,752.98 = 1,531.28 : x
  2. Step 2: Convert to fraction form
    1,837.46/2,752.98 = 1,531.28/x
  3. Step 3: Cross multiply
    1,837.46x = 2,752.98 × 1,531.28
  4. Step 4: Simplify right side
    1,837.46x = 4,215,583.21
  5. Step 5: Solve for x
    x = 4,215,583.21/1,837.46
  6. Step 6: Final answer
    x = 2,294.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.