Home / 3,462.18-5,189.49-1,269.06

Finding the Fourth Proportional to 3,462.18, 5,189.49 and 1,269.06

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Solution

The fourth proportional to 3,462.18, 5,189.49 and 1,269.06 is: 1,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.18 : 5,189.49 = 1,269.06 : x
  2. Step 2: Convert to fraction form
    3,462.18/5,189.49 = 1,269.06/x
  3. Step 3: Cross multiply
    3,462.18x = 5,189.49 × 1,269.06
  4. Step 4: Simplify right side
    3,462.18x = 6,585,774.18
  5. Step 5: Solve for x
    x = 6,585,774.18/3,462.18
  6. Step 6: Final answer
    x = 1,902.20

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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.