Home / 2,889.28-4,327.36-2,063.04

Finding the Fourth Proportional to 2,889.28, 4,327.36 and 2,063.04

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Solution

The fourth proportional to 2,889.28, 4,327.36 and 2,063.04 is: 3,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.28 : 4,327.36 = 2,063.04 : x
  2. Step 2: Convert to fraction form
    2,889.28/4,327.36 = 2,063.04/x
  3. Step 3: Cross multiply
    2,889.28x = 4,327.36 × 2,063.04
  4. Step 4: Simplify right side
    2,889.28x = 8,927,516.77
  5. Step 5: Solve for x
    x = 8,927,516.77/2,889.28
  6. Step 6: Final answer
    x = 3,089.88

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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.