Home / 3,441.27-4,748.91-1,949.16

Finding the Fourth Proportional to 3,441.27, 4,748.91 and 1,949.16

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Solution

The fourth proportional to 3,441.27, 4,748.91 and 1,949.16 is: 2,689.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.27 : 4,748.91 = 1,949.16 : x
  2. Step 2: Convert to fraction form
    3,441.27/4,748.91 = 1,949.16/x
  3. Step 3: Cross multiply
    3,441.27x = 4,748.91 × 1,949.16
  4. Step 4: Simplify right side
    3,441.27x = 9,256,385.42
  5. Step 5: Solve for x
    x = 9,256,385.42/3,441.27
  6. Step 6: Final answer
    x = 2,689.82

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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.