Home / 2,572.27-3,858.40-1,034.35

Finding the Fourth Proportional to 2,572.27, 3,858.40 and 1,034.35

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Solution

The fourth proportional to 2,572.27, 3,858.40 and 1,034.35 is: 1,551.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572.27 : 3,858.40 = 1,034.35 : x
  2. Step 2: Convert to fraction form
    2,572.27/3,858.40 = 1,034.35/x
  3. Step 3: Cross multiply
    2,572.27x = 3,858.40 × 1,034.35
  4. Step 4: Simplify right side
    2,572.27x = 3,990,927.69
  5. Step 5: Solve for x
    x = 3,990,927.69/2,572.27
  6. Step 6: Final answer
    x = 1,551.52

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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.