Home / 2,769.60-4,144.56-2,225.28

Finding the Fourth Proportional to 2,769.60, 4,144.56 and 2,225.28

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Solution

The fourth proportional to 2,769.60, 4,144.56 and 2,225.28 is: 3,330.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.60 : 4,144.56 = 2,225.28 : x
  2. Step 2: Convert to fraction form
    2,769.60/4,144.56 = 2,225.28/x
  3. Step 3: Cross multiply
    2,769.60x = 4,144.56 × 2,225.28
  4. Step 4: Simplify right side
    2,769.60x = 9,222,806.48
  5. Step 5: Solve for x
    x = 9,222,806.48/2,769.60
  6. Step 6: Final answer
    x = 3,330.01

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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.