Home / 7,934.45-10,949.52-4,397.67

Finding the Fourth Proportional to 7,934.45, 10,949.52 and 4,397.67

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Solution

The fourth proportional to 7,934.45, 10,949.52 and 4,397.67 is: 6,068.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.45 : 10,949.52 = 4,397.67 : x
  2. Step 2: Convert to fraction form
    7,934.45/10,949.52 = 4,397.67/x
  3. Step 3: Cross multiply
    7,934.45x = 10,949.52 × 4,397.67
  4. Step 4: Simplify right side
    7,934.45x = 48,152,375.62
  5. Step 5: Solve for x
    x = 48,152,375.62/7,934.45
  6. Step 6: Final answer
    x = 6,068.78

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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.