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Finding the Fourth Proportional to 5,333.77, 8,000.62 and 2,869.75

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Solution

The fourth proportional to 5,333.77, 8,000.62 and 2,869.75 is: 4,304.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333.77 : 8,000.62 = 2,869.75 : x
  2. Step 2: Convert to fraction form
    5,333.77/8,000.62 = 2,869.75/x
  3. Step 3: Cross multiply
    5,333.77x = 8,000.62 × 2,869.75
  4. Step 4: Simplify right side
    5,333.77x = 22,959,779.25
  5. Step 5: Solve for x
    x = 22,959,779.25/5,333.77
  6. Step 6: Final answer
    x = 4,304.61

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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.