Home / 5,662.20-8,493.30-5,175.80

Finding the Fourth Proportional to 5,662.20, 8,493.30 and 5,175.80

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Solution

The fourth proportional to 5,662.20, 8,493.30 and 5,175.80 is: 7,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,662.20 : 8,493.30 = 5,175.80 : x
  2. Step 2: Convert to fraction form
    5,662.20/8,493.30 = 5,175.80/x
  3. Step 3: Cross multiply
    5,662.20x = 8,493.30 × 5,175.80
  4. Step 4: Simplify right side
    5,662.20x = 43,959,622.14
  5. Step 5: Solve for x
    x = 43,959,622.14/5,662.20
  6. Step 6: Final answer
    x = 7,763.70

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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.