Home / 6,221.16-9,331.74-3,587.04

Finding the Fourth Proportional to 6,221.16, 9,331.74 and 3,587.04

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Solution

The fourth proportional to 6,221.16, 9,331.74 and 3,587.04 is: 5,380.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.16 : 9,331.74 = 3,587.04 : x
  2. Step 2: Convert to fraction form
    6,221.16/9,331.74 = 3,587.04/x
  3. Step 3: Cross multiply
    6,221.16x = 9,331.74 × 3,587.04
  4. Step 4: Simplify right side
    6,221.16x = 33,473,324.65
  5. Step 5: Solve for x
    x = 33,473,324.65/6,221.16
  6. Step 6: Final answer
    x = 5,380.56

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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.