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Finding the Fourth Proportional to 1,876.55, 2,813.27 and 1,094.63

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Solution

The fourth proportional to 1,876.55, 2,813.27 and 1,094.63 is: 1,641.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876.55 : 2,813.27 = 1,094.63 : x
  2. Step 2: Convert to fraction form
    1,876.55/2,813.27 = 1,094.63/x
  3. Step 3: Cross multiply
    1,876.55x = 2,813.27 × 1,094.63
  4. Step 4: Simplify right side
    1,876.55x = 3,079,478.41
  5. Step 5: Solve for x
    x = 3,079,478.41/1,876.55
  6. Step 6: Final answer
    x = 1,641.04

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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.