Home / 3,471.24-5,207.58-2,659.80

Finding the Fourth Proportional to 3,471.24, 5,207.58 and 2,659.80

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Solution

The fourth proportional to 3,471.24, 5,207.58 and 2,659.80 is: 3,990.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471.24 : 5,207.58 = 2,659.80 : x
  2. Step 2: Convert to fraction form
    3,471.24/5,207.58 = 2,659.80/x
  3. Step 3: Cross multiply
    3,471.24x = 5,207.58 × 2,659.80
  4. Step 4: Simplify right side
    3,471.24x = 13,851,121.28
  5. Step 5: Solve for x
    x = 13,851,121.28/3,471.24
  6. Step 6: Final answer
    x = 3,990.25

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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.