Home / 3,959.24-5,463.60-2,561.96

Finding the Fourth Proportional to 3,959.24, 5,463.60 and 2,561.96

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Solution

The fourth proportional to 3,959.24, 5,463.60 and 2,561.96 is: 3,535.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.24 : 5,463.60 = 2,561.96 : x
  2. Step 2: Convert to fraction form
    3,959.24/5,463.60 = 2,561.96/x
  3. Step 3: Cross multiply
    3,959.24x = 5,463.60 × 2,561.96
  4. Step 4: Simplify right side
    3,959.24x = 13,997,524.66
  5. Step 5: Solve for x
    x = 13,997,524.66/3,959.24
  6. Step 6: Final answer
    x = 3,535.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.