Home / 3,549.20-5,324.04-1,084.22

Finding the Fourth Proportional to 3,549.20, 5,324.04 and 1,084.22

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Solution

The fourth proportional to 3,549.20, 5,324.04 and 1,084.22 is: 1,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.20 : 5,324.04 = 1,084.22 : x
  2. Step 2: Convert to fraction form
    3,549.20/5,324.04 = 1,084.22/x
  3. Step 3: Cross multiply
    3,549.20x = 5,324.04 × 1,084.22
  4. Step 4: Simplify right side
    3,549.20x = 5,772,430.65
  5. Step 5: Solve for x
    x = 5,772,430.65/3,549.20
  6. Step 6: Final answer
    x = 1,626.40

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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.