Home / 6,121.38-9,182.08-2,424.48

Finding the Fourth Proportional to 6,121.38, 9,182.08 and 2,424.48

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Solution

The fourth proportional to 6,121.38, 9,182.08 and 2,424.48 is: 3,636.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.38 : 9,182.08 = 2,424.48 : x
  2. Step 2: Convert to fraction form
    6,121.38/9,182.08 = 2,424.48/x
  3. Step 3: Cross multiply
    6,121.38x = 9,182.08 × 2,424.48
  4. Step 4: Simplify right side
    6,121.38x = 22,261,769.32
  5. Step 5: Solve for x
    x = 22,261,769.32/6,121.38
  6. Step 6: Final answer
    x = 3,636.72

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1.5x scale

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.