Home / 2,889.10-4,330.68-1,244.26

Finding the Fourth Proportional to 2,889.10, 4,330.68 and 1,244.26

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Solution

The fourth proportional to 2,889.10, 4,330.68 and 1,244.26 is: 1,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.10 : 4,330.68 = 1,244.26 : x
  2. Step 2: Convert to fraction form
    2,889.10/4,330.68 = 1,244.26/x
  3. Step 3: Cross multiply
    2,889.10x = 4,330.68 × 1,244.26
  4. Step 4: Simplify right side
    2,889.10x = 5,388,491.90
  5. Step 5: Solve for x
    x = 5,388,491.90/2,889.10
  6. Step 6: Final answer
    x = 1,865.11

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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.