Home / 7,934.62-10,949.78-4,397.83

Finding the Fourth Proportional to 7,934.62, 10,949.78 and 4,397.83

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Solution

The fourth proportional to 7,934.62, 10,949.78 and 4,397.83 is: 6,069.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.62 : 10,949.78 = 4,397.83 : x
  2. Step 2: Convert to fraction form
    7,934.62/10,949.78 = 4,397.83/x
  3. Step 3: Cross multiply
    7,934.62x = 10,949.78 × 4,397.83
  4. Step 4: Simplify right side
    7,934.62x = 48,155,270.98
  5. Step 5: Solve for x
    x = 48,155,270.98/7,934.62
  6. Step 6: Final answer
    x = 6,069.01

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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.