Home / 2,447.42-3,674.37-2,343.20

Finding the Fourth Proportional to 2,447.42, 3,674.37 and 2,343.20

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Solution

The fourth proportional to 2,447.42, 3,674.37 and 2,343.20 is: 3,517.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.42 : 3,674.37 = 2,343.20 : x
  2. Step 2: Convert to fraction form
    2,447.42/3,674.37 = 2,343.20/x
  3. Step 3: Cross multiply
    2,447.42x = 3,674.37 × 2,343.20
  4. Step 4: Simplify right side
    2,447.42x = 8,609,783.78
  5. Step 5: Solve for x
    x = 8,609,783.78/2,447.42
  6. Step 6: Final answer
    x = 3,517.90

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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.