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Finding the Fourth Proportional to 6,466.18, 9,699.01 and 2,250.40

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Solution

The fourth proportional to 6,466.18, 9,699.01 and 2,250.40 is: 3,375.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466.18 : 9,699.01 = 2,250.40 : x
  2. Step 2: Convert to fraction form
    6,466.18/9,699.01 = 2,250.40/x
  3. Step 3: Cross multiply
    6,466.18x = 9,699.01 × 2,250.40
  4. Step 4: Simplify right side
    6,466.18x = 21,826,652.10
  5. Step 5: Solve for x
    x = 21,826,652.10/6,466.18
  6. Step 6: Final answer
    x = 3,375.51

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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.