Home / 7,934.39-10,949.29-4,397.57

Finding the Fourth Proportional to 7,934.39, 10,949.29 and 4,397.57

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Solution

The fourth proportional to 7,934.39, 10,949.29 and 4,397.57 is: 6,068.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.39 : 10,949.29 = 4,397.57 : x
  2. Step 2: Convert to fraction form
    7,934.39/10,949.29 = 4,397.57/x
  3. Step 3: Cross multiply
    7,934.39x = 10,949.29 × 4,397.57
  4. Step 4: Simplify right side
    7,934.39x = 48,150,269.23
  5. Step 5: Solve for x
    x = 48,150,269.23/7,934.39
  6. Step 6: Final answer
    x = 6,068.55

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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.