Home / 5,215.54-7,197.55-3,226.06

Finding the Fourth Proportional to 5,215.54, 7,197.55 and 3,226.06

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Solution

The fourth proportional to 5,215.54, 7,197.55 and 3,226.06 is: 4,452.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215.54 : 7,197.55 = 3,226.06 : x
  2. Step 2: Convert to fraction form
    5,215.54/7,197.55 = 3,226.06/x
  3. Step 3: Cross multiply
    5,215.54x = 7,197.55 × 3,226.06
  4. Step 4: Simplify right side
    5,215.54x = 23,219,728.15
  5. Step 5: Solve for x
    x = 23,219,728.15/5,215.54
  6. Step 6: Final answer
    x = 4,452.03

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Half scale
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Double scale
Find fourth proportional to 5,216.54, 7,198.93 and 3,227.06
Similar ratio
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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.