Home / 1,551.25-2,324.44-1,319.18

Finding the Fourth Proportional to 1,551.25, 2,324.44 and 1,319.18

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Solution

The fourth proportional to 1,551.25, 2,324.44 and 1,319.18 is: 1,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551.25 : 2,324.44 = 1,319.18 : x
  2. Step 2: Convert to fraction form
    1,551.25/2,324.44 = 1,319.18/x
  3. Step 3: Cross multiply
    1,551.25x = 2,324.44 × 1,319.18
  4. Step 4: Simplify right side
    1,551.25x = 3,066,357.27
  5. Step 5: Solve for x
    x = 3,066,357.27/1,551.25
  6. Step 6: Final answer
    x = 1,976.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.