Home / 7,933.39-11,891.50-5,162.04

Finding the Fourth Proportional to 7,933.39, 11,891.50 and 5,162.04

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Solution

The fourth proportional to 7,933.39, 11,891.50 and 5,162.04 is: 7,737.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.39 : 11,891.50 = 5,162.04 : x
  2. Step 2: Convert to fraction form
    7,933.39/11,891.50 = 5,162.04/x
  3. Step 3: Cross multiply
    7,933.39x = 11,891.50 × 5,162.04
  4. Step 4: Simplify right side
    7,933.39x = 61,384,385.75
  5. Step 5: Solve for x
    x = 61,384,385.75/7,933.39
  6. Step 6: Final answer
    x = 7,737.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.