Home / 10,550.82-15,824.88-5,007.70

Finding the Fourth Proportional to 10,550.82, 15,824.88 and 5,007.70

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Solution

The fourth proportional to 10,550.82, 15,824.88 and 5,007.70 is: 7,510.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550.82 : 15,824.88 = 5,007.70 : x
  2. Step 2: Convert to fraction form
    10,550.82/15,824.88 = 5,007.70/x
  3. Step 3: Cross multiply
    10,550.82x = 15,824.88 × 5,007.70
  4. Step 4: Simplify right side
    10,550.82x = 79,246,251.58
  5. Step 5: Solve for x
    x = 79,246,251.58/10,550.82
  6. Step 6: Final answer
    x = 7,510.91

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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.