Home / 2,651.44-3,658.88-1,472.56

Finding the Fourth Proportional to 2,651.44, 3,658.88 and 1,472.56

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Solution

The fourth proportional to 2,651.44, 3,658.88 and 1,472.56 is: 2,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651.44 : 3,658.88 = 1,472.56 : x
  2. Step 2: Convert to fraction form
    2,651.44/3,658.88 = 1,472.56/x
  3. Step 3: Cross multiply
    2,651.44x = 3,658.88 × 1,472.56
  4. Step 4: Simplify right side
    2,651.44x = 5,387,920.33
  5. Step 5: Solve for x
    x = 5,387,920.33/2,651.44
  6. Step 6: Final answer
    x = 2,032.07

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1.5x scale

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.