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Finding the Fourth Proportional to 2,733.90, 4,100.58 and 884.49

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Solution

The fourth proportional to 2,733.90, 4,100.58 and 884.49 is: 1,326.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.90 : 4,100.58 = 884.49 : x
  2. Step 2: Convert to fraction form
    2,733.90/4,100.58 = 884.49/x
  3. Step 3: Cross multiply
    2,733.90x = 4,100.58 × 884.49
  4. Step 4: Simplify right side
    2,733.90x = 3,626,922.00
  5. Step 5: Solve for x
    x = 3,626,922.00/2,733.90
  6. Step 6: Final answer
    x = 1,326.65

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1.5x scale

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.