Home / 6,204.12-9,306.24-1,821.65

Finding the Fourth Proportional to 6,204.12, 9,306.24 and 1,821.65

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Solution

The fourth proportional to 6,204.12, 9,306.24 and 1,821.65 is: 2,732.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,204.12 : 9,306.24 = 1,821.65 : x
  2. Step 2: Convert to fraction form
    6,204.12/9,306.24 = 1,821.65/x
  3. Step 3: Cross multiply
    6,204.12x = 9,306.24 × 1,821.65
  4. Step 4: Simplify right side
    6,204.12x = 16,952,702.99
  5. Step 5: Solve for x
    x = 16,952,702.99/6,204.12
  6. Step 6: Final answer
    x = 2,732.49

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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.