Home / 1,549.94-2,139.48-1,052.73

Finding the Fourth Proportional to 1,549.94, 2,139.48 and 1,052.73

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Solution

The fourth proportional to 1,549.94, 2,139.48 and 1,052.73 is: 1,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.94 : 2,139.48 = 1,052.73 : x
  2. Step 2: Convert to fraction form
    1,549.94/2,139.48 = 1,052.73/x
  3. Step 3: Cross multiply
    1,549.94x = 2,139.48 × 1,052.73
  4. Step 4: Simplify right side
    1,549.94x = 2,252,294.78
  5. Step 5: Solve for x
    x = 2,252,294.78/1,549.94
  6. Step 6: Final answer
    x = 1,453.15

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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.