Home / 2,932.39-4,045.44-1,753.21

Finding the Fourth Proportional to 2,932.39, 4,045.44 and 1,753.21

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Solution

The fourth proportional to 2,932.39, 4,045.44 and 1,753.21 is: 2,418.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.39 : 4,045.44 = 1,753.21 : x
  2. Step 2: Convert to fraction form
    2,932.39/4,045.44 = 1,753.21/x
  3. Step 3: Cross multiply
    2,932.39x = 4,045.44 × 1,753.21
  4. Step 4: Simplify right side
    2,932.39x = 7,092,505.86
  5. Step 5: Solve for x
    x = 7,092,505.86/2,932.39
  6. Step 6: Final answer
    x = 2,418.68

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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.