Home / 3,614.56-4,989.22-2,353.40

Finding the Fourth Proportional to 3,614.56, 4,989.22 and 2,353.40

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Solution

The fourth proportional to 3,614.56, 4,989.22 and 2,353.40 is: 3,248.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.56 : 4,989.22 = 2,353.40 : x
  2. Step 2: Convert to fraction form
    3,614.56/4,989.22 = 2,353.40/x
  3. Step 3: Cross multiply
    3,614.56x = 4,989.22 × 2,353.40
  4. Step 4: Simplify right side
    3,614.56x = 11,741,630.35
  5. Step 5: Solve for x
    x = 11,741,630.35/3,614.56
  6. Step 6: Final answer
    x = 3,248.43

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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.