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Finding the Fourth Proportional to 6,000, 8,279.99 and 3,347.25

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Solution

The fourth proportional to 6,000, 8,279.99 and 3,347.25 is: 4,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,000 : 8,279.99 = 3,347.25 : x
  2. Step 2: Convert to fraction form
    6,000/8,279.99 = 3,347.25/x
  3. Step 3: Cross multiply
    6,000x = 8,279.99 × 3,347.25
  4. Step 4: Simplify right side
    6,000x = 27,715,179.79
  5. Step 5: Solve for x
    x = 27,715,179.79/6,000
  6. Step 6: Final answer
    x = 4,619.20

Related Problems

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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.