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Finding the Fourth Proportional to 4,672.75, 6,999.08 and 2,203.87

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Solution

The fourth proportional to 4,672.75, 6,999.08 and 2,203.87 is: 3,301.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.75 : 6,999.08 = 2,203.87 : x
  2. Step 2: Convert to fraction form
    4,672.75/6,999.08 = 2,203.87/x
  3. Step 3: Cross multiply
    4,672.75x = 6,999.08 × 2,203.87
  4. Step 4: Simplify right side
    4,672.75x = 15,425,077.18
  5. Step 5: Solve for x
    x = 15,425,077.18/4,672.75
  6. Step 6: Final answer
    x = 3,301.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.