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Finding the Fourth Proportional to 2,677.83, 4,016.03 and 729.57

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Solution

The fourth proportional to 2,677.83, 4,016.03 and 729.57 is: 1,094.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.83 : 4,016.03 = 729.57 : x
  2. Step 2: Convert to fraction form
    2,677.83/4,016.03 = 729.57/x
  3. Step 3: Cross multiply
    2,677.83x = 4,016.03 × 729.57
  4. Step 4: Simplify right side
    2,677.83x = 2,929,971.36
  5. Step 5: Solve for x
    x = 2,929,971.36/2,677.83
  6. Step 6: Final answer
    x = 1,094.16

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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.