Home / 1,716.56-2,572.14-1,327.52

Finding the Fourth Proportional to 1,716.56, 2,572.14 and 1,327.52

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Solution

The fourth proportional to 1,716.56, 2,572.14 and 1,327.52 is: 1,989.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.56 : 2,572.14 = 1,327.52 : x
  2. Step 2: Convert to fraction form
    1,716.56/2,572.14 = 1,327.52/x
  3. Step 3: Cross multiply
    1,716.56x = 2,572.14 × 1,327.52
  4. Step 4: Simplify right side
    1,716.56x = 3,414,567.29
  5. Step 5: Solve for x
    x = 3,414,567.29/1,716.56
  6. Step 6: Final answer
    x = 1,989.19

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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.