Home / 9,769.02-13,481.25-5,292.78

Finding the Fourth Proportional to 9,769.02, 13,481.25 and 5,292.78

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Solution

The fourth proportional to 9,769.02, 13,481.25 and 5,292.78 is: 7,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769.02 : 13,481.25 = 5,292.78 : x
  2. Step 2: Convert to fraction form
    9,769.02/13,481.25 = 5,292.78/x
  3. Step 3: Cross multiply
    9,769.02x = 13,481.25 × 5,292.78
  4. Step 4: Simplify right side
    9,769.02x = 71,353,290.38
  5. Step 5: Solve for x
    x = 71,353,290.38/9,769.02
  6. Step 6: Final answer
    x = 7,304.04

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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.