Home / 3,231.19-4,838.56-2,580.56

Finding the Fourth Proportional to 3,231.19, 4,838.56 and 2,580.56

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Solution

The fourth proportional to 3,231.19, 4,838.56 and 2,580.56 is: 3,864.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.19 : 4,838.56 = 2,580.56 : x
  2. Step 2: Convert to fraction form
    3,231.19/4,838.56 = 2,580.56/x
  3. Step 3: Cross multiply
    3,231.19x = 4,838.56 × 2,580.56
  4. Step 4: Simplify right side
    3,231.19x = 12,486,189.15
  5. Step 5: Solve for x
    x = 12,486,189.15/3,231.19
  6. Step 6: Final answer
    x = 3,864.27

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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.