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Finding the Fourth Proportional to 6,354.60, 8,764.95 and 4,361.69

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Solution

The fourth proportional to 6,354.60, 8,764.95 and 4,361.69 is: 6,016.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354.60 : 8,764.95 = 4,361.69 : x
  2. Step 2: Convert to fraction form
    6,354.60/8,764.95 = 4,361.69/x
  3. Step 3: Cross multiply
    6,354.60x = 8,764.95 × 4,361.69
  4. Step 4: Simplify right side
    6,354.60x = 38,230,008.50
  5. Step 5: Solve for x
    x = 38,230,008.50/6,354.60
  6. Step 6: Final answer
    x = 6,016.12

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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.