Home / 2,259.03-3,388.85-960.20

Finding the Fourth Proportional to 2,259.03, 3,388.85 and 960.20

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Solution

The fourth proportional to 2,259.03, 3,388.85 and 960.20 is: 1,440.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.03 : 3,388.85 = 960.20 : x
  2. Step 2: Convert to fraction form
    2,259.03/3,388.85 = 960.20/x
  3. Step 3: Cross multiply
    2,259.03x = 3,388.85 × 960.20
  4. Step 4: Simplify right side
    2,259.03x = 3,253,952.02
  5. Step 5: Solve for x
    x = 3,253,952.02/2,259.03
  6. Step 6: Final answer
    x = 1,440.42

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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.