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Finding the Fourth Proportional to 5,866.75, 8,799.84 and 2,168.74

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Solution

The fourth proportional to 5,866.75, 8,799.84 and 2,168.74 is: 3,253.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.75 : 8,799.84 = 2,168.74 : x
  2. Step 2: Convert to fraction form
    5,866.75/8,799.84 = 2,168.74/x
  3. Step 3: Cross multiply
    5,866.75x = 8,799.84 × 2,168.74
  4. Step 4: Simplify right side
    5,866.75x = 19,084,565.00
  5. Step 5: Solve for x
    x = 19,084,565.00/5,866.75
  6. Step 6: Final answer
    x = 3,253.00

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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.