Home / 2,471.12-3,701.19-1,775.70

Finding the Fourth Proportional to 2,471.12, 3,701.19 and 1,775.70

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Solution

The fourth proportional to 2,471.12, 3,701.19 and 1,775.70 is: 2,659.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.12 : 3,701.19 = 1,775.70 : x
  2. Step 2: Convert to fraction form
    2,471.12/3,701.19 = 1,775.70/x
  3. Step 3: Cross multiply
    2,471.12x = 3,701.19 × 1,775.70
  4. Step 4: Simplify right side
    2,471.12x = 6,572,203.08
  5. Step 5: Solve for x
    x = 6,572,203.08/2,471.12
  6. Step 6: Final answer
    x = 2,659.61

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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.