Home / 2,570.46-3,855.68-1,032.54

Finding the Fourth Proportional to 2,570.46, 3,855.68 and 1,032.54

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Solution

The fourth proportional to 2,570.46, 3,855.68 and 1,032.54 is: 1,548.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570.46 : 3,855.68 = 1,032.54 : x
  2. Step 2: Convert to fraction form
    2,570.46/3,855.68 = 1,032.54/x
  3. Step 3: Cross multiply
    2,570.46x = 3,855.68 × 1,032.54
  4. Step 4: Simplify right side
    2,570.46x = 3,981,143.83
  5. Step 5: Solve for x
    x = 3,981,143.83/2,570.46
  6. Step 6: Final answer
    x = 1,548.81

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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.