Home / 3,245.85-4,479.66-2,395.49

Finding the Fourth Proportional to 3,245.85, 4,479.66 and 2,395.49

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Solution

The fourth proportional to 3,245.85, 4,479.66 and 2,395.49 is: 3,306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.85 : 4,479.66 = 2,395.49 : x
  2. Step 2: Convert to fraction form
    3,245.85/4,479.66 = 2,395.49/x
  3. Step 3: Cross multiply
    3,245.85x = 4,479.66 × 2,395.49
  4. Step 4: Simplify right side
    3,245.85x = 10,730,958.34
  5. Step 5: Solve for x
    x = 10,730,958.34/3,245.85
  6. Step 6: Final answer
    x = 3,306.05

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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.