Home / 8,850.32-12,208.38-5,532.56

Finding the Fourth Proportional to 8,850.32, 12,208.38 and 5,532.56

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Solution

The fourth proportional to 8,850.32, 12,208.38 and 5,532.56 is: 7,631.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.32 : 12,208.38 = 5,532.56 : x
  2. Step 2: Convert to fraction form
    8,850.32/12,208.38 = 5,532.56/x
  3. Step 3: Cross multiply
    8,850.32x = 12,208.38 × 5,532.56
  4. Step 4: Simplify right side
    8,850.32x = 67,543,594.85
  5. Step 5: Solve for x
    x = 67,543,594.85/8,850.32
  6. Step 6: Final answer
    x = 7,631.77

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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.