Home / 6,466.48-9,691.60-2,764.36

Finding the Fourth Proportional to 6,466.48, 9,691.60 and 2,764.36

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Solution

The fourth proportional to 6,466.48, 9,691.60 and 2,764.36 is: 4,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466.48 : 9,691.60 = 2,764.36 : x
  2. Step 2: Convert to fraction form
    6,466.48/9,691.60 = 2,764.36/x
  3. Step 3: Cross multiply
    6,466.48x = 9,691.60 × 2,764.36
  4. Step 4: Simplify right side
    6,466.48x = 26,791,027.25
  5. Step 5: Solve for x
    x = 26,791,027.25/6,466.48
  6. Step 6: Final answer
    x = 4,143.06

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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.