Home / 7,586.86-10,469.92-4,229.90

Finding the Fourth Proportional to 7,586.86, 10,469.92 and 4,229.90

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Solution

The fourth proportional to 7,586.86, 10,469.92 and 4,229.90 is: 5,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,586.86 : 10,469.92 = 4,229.90 : x
  2. Step 2: Convert to fraction form
    7,586.86/10,469.92 = 4,229.90/x
  3. Step 3: Cross multiply
    7,586.86x = 10,469.92 × 4,229.90
  4. Step 4: Simplify right side
    7,586.86x = 44,286,714.61
  5. Step 5: Solve for x
    x = 44,286,714.61/7,586.86
  6. Step 6: Final answer
    x = 5,837.29

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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.