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Finding the Fourth Proportional to 3,661.94, 5,052.99 and 2,068.58

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Solution

The fourth proportional to 3,661.94, 5,052.99 and 2,068.58 is: 2,854.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.94 : 5,052.99 = 2,068.58 : x
  2. Step 2: Convert to fraction form
    3,661.94/5,052.99 = 2,068.58/x
  3. Step 3: Cross multiply
    3,661.94x = 5,052.99 × 2,068.58
  4. Step 4: Simplify right side
    3,661.94x = 10,452,514.05
  5. Step 5: Solve for x
    x = 10,452,514.05/3,661.94
  6. Step 6: Final answer
    x = 2,854.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.