Home / 3,280.50-4,921.97-1,549.26

Finding the Fourth Proportional to 3,280.50, 4,921.97 and 1,549.26

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Solution

The fourth proportional to 3,280.50, 4,921.97 and 1,549.26 is: 2,324.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.50 : 4,921.97 = 1,549.26 : x
  2. Step 2: Convert to fraction form
    3,280.50/4,921.97 = 1,549.26/x
  3. Step 3: Cross multiply
    3,280.50x = 4,921.97 × 1,549.26
  4. Step 4: Simplify right side
    3,280.50x = 7,625,403.50
  5. Step 5: Solve for x
    x = 7,625,403.50/3,280.50
  6. Step 6: Final answer
    x = 2,324.46

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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.