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Finding the Fourth Proportional to 6,367.75, 8,788.02 and 3,535.30

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Solution

The fourth proportional to 6,367.75, 8,788.02 and 3,535.30 is: 4,879.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,367.75 : 8,788.02 = 3,535.30 : x
  2. Step 2: Convert to fraction form
    6,367.75/8,788.02 = 3,535.30/x
  3. Step 3: Cross multiply
    6,367.75x = 8,788.02 × 3,535.30
  4. Step 4: Simplify right side
    6,367.75x = 31,068,287.11
  5. Step 5: Solve for x
    x = 31,068,287.11/6,367.75
  6. Step 6: Final answer
    x = 4,879.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.