Home / 4,180.78-5,769.54-2,292.55

Finding the Fourth Proportional to 4,180.78, 5,769.54 and 2,292.55

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Solution

The fourth proportional to 4,180.78, 5,769.54 and 2,292.55 is: 3,163.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.78 : 5,769.54 = 2,292.55 : x
  2. Step 2: Convert to fraction form
    4,180.78/5,769.54 = 2,292.55/x
  3. Step 3: Cross multiply
    4,180.78x = 5,769.54 × 2,292.55
  4. Step 4: Simplify right side
    4,180.78x = 13,226,930.08
  5. Step 5: Solve for x
    x = 13,226,930.08/4,180.78
  6. Step 6: Final answer
    x = 3,163.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.