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Finding the Fourth Proportional to 4,755.87, 6,563.66 and 2,766.51

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Solution

The fourth proportional to 4,755.87, 6,563.66 and 2,766.51 is: 3,818.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.87 : 6,563.66 = 2,766.51 : x
  2. Step 2: Convert to fraction form
    4,755.87/6,563.66 = 2,766.51/x
  3. Step 3: Cross multiply
    4,755.87x = 6,563.66 × 2,766.51
  4. Step 4: Simplify right side
    4,755.87x = 18,158,417.19
  5. Step 5: Solve for x
    x = 18,158,417.19/4,755.87
  6. Step 6: Final answer
    x = 3,818.11

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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.