Home / 7,381.80-10,186.92-4,397.04

Finding the Fourth Proportional to 7,381.80, 10,186.92 and 4,397.04

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Solution

The fourth proportional to 7,381.80, 10,186.92 and 4,397.04 is: 6,067.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.80 : 10,186.92 = 4,397.04 : x
  2. Step 2: Convert to fraction form
    7,381.80/10,186.92 = 4,397.04/x
  3. Step 3: Cross multiply
    7,381.80x = 10,186.92 × 4,397.04
  4. Step 4: Simplify right side
    7,381.80x = 44,792,294.72
  5. Step 5: Solve for x
    x = 44,792,294.72/7,381.80
  6. Step 6: Final answer
    x = 6,067.94

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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.