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Finding the Fourth Proportional to 3,068.76, 4,601.54 and 1,093.62

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Solution

The fourth proportional to 3,068.76, 4,601.54 and 1,093.62 is: 1,639.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.76 : 4,601.54 = 1,093.62 : x
  2. Step 2: Convert to fraction form
    3,068.76/4,601.54 = 1,093.62/x
  3. Step 3: Cross multiply
    3,068.76x = 4,601.54 × 1,093.62
  4. Step 4: Simplify right side
    3,068.76x = 5,032,336.17
  5. Step 5: Solve for x
    x = 5,032,336.17/3,068.76
  6. Step 6: Final answer
    x = 1,639.86

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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.