Home / 3,494.22-5,242.70-1,545.06

Finding the Fourth Proportional to 3,494.22, 5,242.70 and 1,545.06

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Solution

The fourth proportional to 3,494.22, 5,242.70 and 1,545.06 is: 2,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.22 : 5,242.70 = 1,545.06 : x
  2. Step 2: Convert to fraction form
    3,494.22/5,242.70 = 1,545.06/x
  3. Step 3: Cross multiply
    3,494.22x = 5,242.70 × 1,545.06
  4. Step 4: Simplify right side
    3,494.22x = 8,100,286.06
  5. Step 5: Solve for x
    x = 8,100,286.06/3,494.22
  6. Step 6: Final answer
    x = 2,318.20

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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.