Home / 4,066.20-5,608.52-3,225.72

Finding the Fourth Proportional to 4,066.20, 5,608.52 and 3,225.72

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Solution

The fourth proportional to 4,066.20, 5,608.52 and 3,225.72 is: 4,449.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.20 : 5,608.52 = 3,225.72 : x
  2. Step 2: Convert to fraction form
    4,066.20/5,608.52 = 3,225.72/x
  3. Step 3: Cross multiply
    4,066.20x = 5,608.52 × 3,225.72
  4. Step 4: Simplify right side
    4,066.20x = 18,091,515.13
  5. Step 5: Solve for x
    x = 18,091,515.13/4,066.20
  6. Step 6: Final answer
    x = 4,449.25

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.