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Finding the Fourth Proportional to 2,794.61, 4,191.93 and 1,150.50

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Solution

The fourth proportional to 2,794.61, 4,191.93 and 1,150.50 is: 1,725.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.61 : 4,191.93 = 1,150.50 : x
  2. Step 2: Convert to fraction form
    2,794.61/4,191.93 = 1,150.50/x
  3. Step 3: Cross multiply
    2,794.61x = 4,191.93 × 1,150.50
  4. Step 4: Simplify right side
    2,794.61x = 4,822,815.47
  5. Step 5: Solve for x
    x = 4,822,815.47/2,794.61
  6. Step 6: Final answer
    x = 1,725.76

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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.