Home / 6,113.13-9,169.69-2,217.54

Finding the Fourth Proportional to 6,113.13, 9,169.69 and 2,217.54

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Solution

The fourth proportional to 6,113.13, 9,169.69 and 2,217.54 is: 3,326.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.13 : 9,169.69 = 2,217.54 : x
  2. Step 2: Convert to fraction form
    6,113.13/9,169.69 = 2,217.54/x
  3. Step 3: Cross multiply
    6,113.13x = 9,169.69 × 2,217.54
  4. Step 4: Simplify right side
    6,113.13x = 20,334,154.36
  5. Step 5: Solve for x
    x = 20,334,154.36/6,113.13
  6. Step 6: Final answer
    x = 3,326.31

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Double scale
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Similar ratio
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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.