Home / 2,822.45-4,234.88-2,452.68

Finding the Fourth Proportional to 2,822.45, 4,234.88 and 2,452.68

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Solution

The fourth proportional to 2,822.45, 4,234.88 and 2,452.68 is: 3,680.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.45 : 4,234.88 = 2,452.68 : x
  2. Step 2: Convert to fraction form
    2,822.45/4,234.88 = 2,452.68/x
  3. Step 3: Cross multiply
    2,822.45x = 4,234.88 × 2,452.68
  4. Step 4: Simplify right side
    2,822.45x = 10,386,811.61
  5. Step 5: Solve for x
    x = 10,386,811.61/2,822.45
  6. Step 6: Final answer
    x = 3,680.08

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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.