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Finding the Fourth Proportional to 5,866.85, 8,800.13 and 2,168.66

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Solution

The fourth proportional to 5,866.85, 8,800.13 and 2,168.66 is: 3,252.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.85 : 8,800.13 = 2,168.66 : x
  2. Step 2: Convert to fraction form
    5,866.85/8,800.13 = 2,168.66/x
  3. Step 3: Cross multiply
    5,866.85x = 8,800.13 × 2,168.66
  4. Step 4: Simplify right side
    5,866.85x = 19,084,435.08
  5. Step 5: Solve for x
    x = 19,084,435.08/5,866.85
  6. Step 6: Final answer
    x = 3,252.93

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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.