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Finding the Fourth Proportional to 2,836.49, 4,254.73 and 888.85

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Solution

The fourth proportional to 2,836.49, 4,254.73 and 888.85 is: 1,333.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.49 : 4,254.73 = 888.85 : x
  2. Step 2: Convert to fraction form
    2,836.49/4,254.73 = 888.85/x
  3. Step 3: Cross multiply
    2,836.49x = 4,254.73 × 888.85
  4. Step 4: Simplify right side
    2,836.49x = 3,781,795.49
  5. Step 5: Solve for x
    x = 3,781,795.49/2,836.49
  6. Step 6: Final answer
    x = 1,333.27

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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.