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Finding the Fourth Proportional to 1,894.04, 2,841.89 and 662.33

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Solution

The fourth proportional to 1,894.04, 2,841.89 and 662.33 is: 993.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894.04 : 2,841.89 = 662.33 : x
  2. Step 2: Convert to fraction form
    1,894.04/2,841.89 = 662.33/x
  3. Step 3: Cross multiply
    1,894.04x = 2,841.89 × 662.33
  4. Step 4: Simplify right side
    1,894.04x = 1,882,272.80
  5. Step 5: Solve for x
    x = 1,882,272.80/1,894.04
  6. Step 6: Final answer
    x = 993.79

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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.