Home / 9,769.08-13,481.31-5,292.85

Finding the Fourth Proportional to 9,769.08, 13,481.31 and 5,292.85

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Solution

The fourth proportional to 9,769.08, 13,481.31 and 5,292.85 is: 7,304.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769.08 : 13,481.31 = 5,292.85 : x
  2. Step 2: Convert to fraction form
    9,769.08/13,481.31 = 5,292.85/x
  3. Step 3: Cross multiply
    9,769.08x = 13,481.31 × 5,292.85
  4. Step 4: Simplify right side
    9,769.08x = 71,354,551.63
  5. Step 5: Solve for x
    x = 71,354,551.63/9,769.08
  6. Step 6: Final answer
    x = 7,304.12

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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.