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Finding the Fourth Proportional to 1,823.91, 2,736.05 and 850.29

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Solution

The fourth proportional to 1,823.91, 2,736.05 and 850.29 is: 1,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.91 : 2,736.05 = 850.29 : x
  2. Step 2: Convert to fraction form
    1,823.91/2,736.05 = 850.29/x
  3. Step 3: Cross multiply
    1,823.91x = 2,736.05 × 850.29
  4. Step 4: Simplify right side
    1,823.91x = 2,326,431.70
  5. Step 5: Solve for x
    x = 2,326,431.70/1,823.91
  6. Step 6: Final answer
    x = 1,275.52

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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.