Home / 3,217.38-4,442.67-2,222.34

Finding the Fourth Proportional to 3,217.38, 4,442.67 and 2,222.34

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Solution

The fourth proportional to 3,217.38, 4,442.67 and 2,222.34 is: 3,068.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.38 : 4,442.67 = 2,222.34 : x
  2. Step 2: Convert to fraction form
    3,217.38/4,442.67 = 2,222.34/x
  3. Step 3: Cross multiply
    3,217.38x = 4,442.67 × 2,222.34
  4. Step 4: Simplify right side
    3,217.38x = 9,873,123.25
  5. Step 5: Solve for x
    x = 9,873,123.25/3,217.38
  6. Step 6: Final answer
    x = 3,068.68

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.