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Finding the Fourth Proportional to 4,155.39, 6,233.10 and 1,077.39

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Solution

The fourth proportional to 4,155.39, 6,233.10 and 1,077.39 is: 1,616.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.39 : 6,233.10 = 1,077.39 : x
  2. Step 2: Convert to fraction form
    4,155.39/6,233.10 = 1,077.39/x
  3. Step 3: Cross multiply
    4,155.39x = 6,233.10 × 1,077.39
  4. Step 4: Simplify right side
    4,155.39x = 6,715,479.61
  5. Step 5: Solve for x
    x = 6,715,479.61/4,155.39
  6. Step 6: Final answer
    x = 1,616.09

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