Home / 1,549.01-2,321.45-1,342.61

Finding the Fourth Proportional to 1,549.01, 2,321.45 and 1,342.61

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Solution

The fourth proportional to 1,549.01, 2,321.45 and 1,342.61 is: 2,012.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.01 : 2,321.45 = 1,342.61 : x
  2. Step 2: Convert to fraction form
    1,549.01/2,321.45 = 1,342.61/x
  3. Step 3: Cross multiply
    1,549.01x = 2,321.45 × 1,342.61
  4. Step 4: Simplify right side
    1,549.01x = 3,116,801.98
  5. Step 5: Solve for x
    x = 3,116,801.98/1,549.01
  6. Step 6: Final answer
    x = 2,012.13

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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.