Home / 2,549.60-3,520.14-1,959.08

Finding the Fourth Proportional to 2,549.60, 3,520.14 and 1,959.08

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Solution

The fourth proportional to 2,549.60, 3,520.14 and 1,959.08 is: 2,704.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.60 : 3,520.14 = 1,959.08 : x
  2. Step 2: Convert to fraction form
    2,549.60/3,520.14 = 1,959.08/x
  3. Step 3: Cross multiply
    2,549.60x = 3,520.14 × 1,959.08
  4. Step 4: Simplify right side
    2,549.60x = 6,896,235.87
  5. Step 5: Solve for x
    x = 6,896,235.87/2,549.60
  6. Step 6: Final answer
    x = 2,704.83

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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.