Home / 5,215.34-7,194.96-3,222.44

Finding the Fourth Proportional to 5,215.34, 7,194.96 and 3,222.44

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Solution

The fourth proportional to 5,215.34, 7,194.96 and 3,222.44 is: 4,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215.34 : 7,194.96 = 3,222.44 : x
  2. Step 2: Convert to fraction form
    5,215.34/7,194.96 = 3,222.44/x
  3. Step 3: Cross multiply
    5,215.34x = 7,194.96 × 3,222.44
  4. Step 4: Simplify right side
    5,215.34x = 23,185,290.93
  5. Step 5: Solve for x
    x = 23,185,290.93/5,215.34
  6. Step 6: Final answer
    x = 4,445.60

Related Problems

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.