Home / 2,734.85-4,102.58-1,003.47

Finding the Fourth Proportional to 2,734.85, 4,102.58 and 1,003.47

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Solution

The fourth proportional to 2,734.85, 4,102.58 and 1,003.47 is: 1,505.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.85 : 4,102.58 = 1,003.47 : x
  2. Step 2: Convert to fraction form
    2,734.85/4,102.58 = 1,003.47/x
  3. Step 3: Cross multiply
    2,734.85x = 4,102.58 × 1,003.47
  4. Step 4: Simplify right side
    2,734.85x = 4,116,810.94
  5. Step 5: Solve for x
    x = 4,116,810.94/2,734.85
  6. Step 6: Final answer
    x = 1,505.32

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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.