Home / 2,551.59-3,824.19-1,089.03

Finding the Fourth Proportional to 2,551.59, 3,824.19 and 1,089.03

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Solution

The fourth proportional to 2,551.59, 3,824.19 and 1,089.03 is: 1,632.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.59 : 3,824.19 = 1,089.03 : x
  2. Step 2: Convert to fraction form
    2,551.59/3,824.19 = 1,089.03/x
  3. Step 3: Cross multiply
    2,551.59x = 3,824.19 × 1,089.03
  4. Step 4: Simplify right side
    2,551.59x = 4,164,657.64
  5. Step 5: Solve for x
    x = 4,164,657.64/2,551.59
  6. Step 6: Final answer
    x = 1,632.18

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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.