Home / 7,934.72-10,949-4,397.04

Finding the Fourth Proportional to 7,934.72, 10,949 and 4,397.04

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Solution

The fourth proportional to 7,934.72, 10,949 and 4,397.04 is: 6,067.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.72 : 10,949 = 4,397.04 : x
  2. Step 2: Convert to fraction form
    7,934.72/10,949 = 4,397.04/x
  3. Step 3: Cross multiply
    7,934.72x = 10,949 × 4,397.04
  4. Step 4: Simplify right side
    7,934.72x = 48,143,190.96
  5. Step 5: Solve for x
    x = 48,143,190.96/7,934.72
  6. Step 6: Final answer
    x = 6,067.41

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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.