Home / 2,575.74-3,863.58-1,343.73

Finding the Fourth Proportional to 2,575.74, 3,863.58 and 1,343.73

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Solution

The fourth proportional to 2,575.74, 3,863.58 and 1,343.73 is: 2,015.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.74 : 3,863.58 = 1,343.73 : x
  2. Step 2: Convert to fraction form
    2,575.74/3,863.58 = 1,343.73/x
  3. Step 3: Cross multiply
    2,575.74x = 3,863.58 × 1,343.73
  4. Step 4: Simplify right side
    2,575.74x = 5,191,608.35
  5. Step 5: Solve for x
    x = 5,191,608.35/2,575.74
  6. Step 6: Final answer
    x = 2,015.58

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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.