Home / 4,304.49-6,442.89-2,221.66

Finding the Fourth Proportional to 4,304.49, 6,442.89 and 2,221.66

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Solution

The fourth proportional to 4,304.49, 6,442.89 and 2,221.66 is: 3,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,304.49 : 6,442.89 = 2,221.66 : x
  2. Step 2: Convert to fraction form
    4,304.49/6,442.89 = 2,221.66/x
  3. Step 3: Cross multiply
    4,304.49x = 6,442.89 × 2,221.66
  4. Step 4: Simplify right side
    4,304.49x = 14,313,903.22
  5. Step 5: Solve for x
    x = 14,313,903.22/4,304.49
  6. Step 6: Final answer
    x = 3,325.35

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