Home / 6,561.76-9,841.20-2,667.04

Finding the Fourth Proportional to 6,561.76, 9,841.20 and 2,667.04

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Solution

The fourth proportional to 6,561.76, 9,841.20 and 2,667.04 is: 3,999.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.76 : 9,841.20 = 2,667.04 : x
  2. Step 2: Convert to fraction form
    6,561.76/9,841.20 = 2,667.04/x
  3. Step 3: Cross multiply
    6,561.76x = 9,841.20 × 2,667.04
  4. Step 4: Simplify right side
    6,561.76x = 26,246,874.05
  5. Step 5: Solve for x
    x = 26,246,874.05/6,561.76
  6. Step 6: Final answer
    x = 3,999.97

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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.