Home / 3,161.18-4,732.40-2,343.12

Finding the Fourth Proportional to 3,161.18, 4,732.40 and 2,343.12

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Solution

The fourth proportional to 3,161.18, 4,732.40 and 2,343.12 is: 3,507.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.18 : 4,732.40 = 2,343.12 : x
  2. Step 2: Convert to fraction form
    3,161.18/4,732.40 = 2,343.12/x
  3. Step 3: Cross multiply
    3,161.18x = 4,732.40 × 2,343.12
  4. Step 4: Simplify right side
    3,161.18x = 11,088,581.09
  5. Step 5: Solve for x
    x = 11,088,581.09/3,161.18
  6. Step 6: Final answer
    x = 3,507.73

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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.