Home / 7,247.10-10,872.82-4,166.94

Finding the Fourth Proportional to 7,247.10, 10,872.82 and 4,166.94

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Solution

The fourth proportional to 7,247.10, 10,872.82 and 4,166.94 is: 6,251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.10 : 10,872.82 = 4,166.94 : x
  2. Step 2: Convert to fraction form
    7,247.10/10,872.82 = 4,166.94/x
  3. Step 3: Cross multiply
    7,247.10x = 10,872.82 × 4,166.94
  4. Step 4: Simplify right side
    7,247.10x = 45,306,388.57
  5. Step 5: Solve for x
    x = 45,306,388.57/7,247.10
  6. Step 6: Final answer
    x = 6,251.66

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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.