Home / 1,472.85-2,031.49-1,250.27

Finding the Fourth Proportional to 1,472.85, 2,031.49 and 1,250.27

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Solution

The fourth proportional to 1,472.85, 2,031.49 and 1,250.27 is: 1,724.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.85 : 2,031.49 = 1,250.27 : x
  2. Step 2: Convert to fraction form
    1,472.85/2,031.49 = 1,250.27/x
  3. Step 3: Cross multiply
    1,472.85x = 2,031.49 × 1,250.27
  4. Step 4: Simplify right side
    1,472.85x = 2,539,900.84
  5. Step 5: Solve for x
    x = 2,539,900.84/1,472.85
  6. Step 6: Final answer
    x = 1,724.49

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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.