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Finding the Fourth Proportional to 6,250.52, 8,621.73 and 4,755.16

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Solution

The fourth proportional to 6,250.52, 8,621.73 and 4,755.16 is: 6,559.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,250.52 : 8,621.73 = 4,755.16 : x
  2. Step 2: Convert to fraction form
    6,250.52/8,621.73 = 4,755.16/x
  3. Step 3: Cross multiply
    6,250.52x = 8,621.73 × 4,755.16
  4. Step 4: Simplify right side
    6,250.52x = 40,997,705.63
  5. Step 5: Solve for x
    x = 40,997,705.63/6,250.52
  6. Step 6: Final answer
    x = 6,559.09

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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.