Home / 2,451.24-3,381.75-1,612.40

Finding the Fourth Proportional to 2,451.24, 3,381.75 and 1,612.40

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Solution

The fourth proportional to 2,451.24, 3,381.75 and 1,612.40 is: 2,224.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.24 : 3,381.75 = 1,612.40 : x
  2. Step 2: Convert to fraction form
    2,451.24/3,381.75 = 1,612.40/x
  3. Step 3: Cross multiply
    2,451.24x = 3,381.75 × 1,612.40
  4. Step 4: Simplify right side
    2,451.24x = 5,452,716.79
  5. Step 5: Solve for x
    x = 5,452,716.79/2,451.24
  6. Step 6: Final answer
    x = 2,224.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.