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Finding the Fourth Proportional to 2,062.14, 3,093.35 and 829.55

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Solution

The fourth proportional to 2,062.14, 3,093.35 and 829.55 is: 1,244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,062.14 : 3,093.35 = 829.55 : x
  2. Step 2: Convert to fraction form
    2,062.14/3,093.35 = 829.55/x
  3. Step 3: Cross multiply
    2,062.14x = 3,093.35 × 829.55
  4. Step 4: Simplify right side
    2,062.14x = 2,566,088.49
  5. Step 5: Solve for x
    x = 2,566,088.49/2,062.14
  6. Step 6: Final answer
    x = 1,244.38

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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.