Home / 4,399.76-6,070.92-2,721.44

Finding the Fourth Proportional to 4,399.76, 6,070.92 and 2,721.44

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Solution

The fourth proportional to 4,399.76, 6,070.92 and 2,721.44 is: 3,755.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.76 : 6,070.92 = 2,721.44 : x
  2. Step 2: Convert to fraction form
    4,399.76/6,070.92 = 2,721.44/x
  3. Step 3: Cross multiply
    4,399.76x = 6,070.92 × 2,721.44
  4. Step 4: Simplify right side
    4,399.76x = 16,521,644.52
  5. Step 5: Solve for x
    x = 16,521,644.52/4,399.76
  6. Step 6: Final answer
    x = 3,755.12

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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.