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Finding the Fourth Proportional to 4,338.66, 6,508.78 and 1,741.80

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Solution

The fourth proportional to 4,338.66, 6,508.78 and 1,741.80 is: 2,613.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.66 : 6,508.78 = 1,741.80 : x
  2. Step 2: Convert to fraction form
    4,338.66/6,508.78 = 1,741.80/x
  3. Step 3: Cross multiply
    4,338.66x = 6,508.78 × 1,741.80
  4. Step 4: Simplify right side
    4,338.66x = 11,336,993.00
  5. Step 5: Solve for x
    x = 11,336,993.00/4,338.66
  6. Step 6: Final answer
    x = 2,613.02

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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.