Home / 6,081.40-9,121.56-2,960.20

Finding the Fourth Proportional to 6,081.40, 9,121.56 and 2,960.20

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Solution

The fourth proportional to 6,081.40, 9,121.56 and 2,960.20 is: 4,440.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.40 : 9,121.56 = 2,960.20 : x
  2. Step 2: Convert to fraction form
    6,081.40/9,121.56 = 2,960.20/x
  3. Step 3: Cross multiply
    6,081.40x = 9,121.56 × 2,960.20
  4. Step 4: Simplify right side
    6,081.40x = 27,001,641.91
  5. Step 5: Solve for x
    x = 27,001,641.91/6,081.40
  6. Step 6: Final answer
    x = 4,440.04

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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.