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Finding the Fourth Proportional to 6,340.44, 8,752.16 and 4,773.08

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Solution

The fourth proportional to 6,340.44, 8,752.16 and 4,773.08 is: 6,588.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.44 : 8,752.16 = 4,773.08 : x
  2. Step 2: Convert to fraction form
    6,340.44/8,752.16 = 4,773.08/x
  3. Step 3: Cross multiply
    6,340.44x = 8,752.16 × 4,773.08
  4. Step 4: Simplify right side
    6,340.44x = 41,774,759.85
  5. Step 5: Solve for x
    x = 41,774,759.85/6,340.44
  6. Step 6: Final answer
    x = 6,588.62

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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.