Home / 3,610.20-4,984.89-2,769.57

Finding the Fourth Proportional to 3,610.20, 4,984.89 and 2,769.57

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Solution

The fourth proportional to 3,610.20, 4,984.89 and 2,769.57 is: 3,824.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.20 : 4,984.89 = 2,769.57 : x
  2. Step 2: Convert to fraction form
    3,610.20/4,984.89 = 2,769.57/x
  3. Step 3: Cross multiply
    3,610.20x = 4,984.89 × 2,769.57
  4. Step 4: Simplify right side
    3,610.20x = 13,806,001.80
  5. Step 5: Solve for x
    x = 13,806,001.80/3,610.20
  6. Step 6: Final answer
    x = 3,824.17

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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.