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Finding the Fourth Proportional to 6,843.77, 10,265.67 and 1,649.65

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Solution

The fourth proportional to 6,843.77, 10,265.67 and 1,649.65 is: 2,474.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,843.77 : 10,265.67 = 1,649.65 : x
  2. Step 2: Convert to fraction form
    6,843.77/10,265.67 = 1,649.65/x
  3. Step 3: Cross multiply
    6,843.77x = 10,265.67 × 1,649.65
  4. Step 4: Simplify right side
    6,843.77x = 16,934,762.52
  5. Step 5: Solve for x
    x = 16,934,762.52/6,843.77
  6. Step 6: Final answer
    x = 2,474.48

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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.