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Finding the Fourth Proportional to 3,866.01, 5,799.42 and 1,269.42

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Solution

The fourth proportional to 3,866.01, 5,799.42 and 1,269.42 is: 1,904.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,866.01 : 5,799.42 = 1,269.42 : x
  2. Step 2: Convert to fraction form
    3,866.01/5,799.42 = 1,269.42/x
  3. Step 3: Cross multiply
    3,866.01x = 5,799.42 × 1,269.42
  4. Step 4: Simplify right side
    3,866.01x = 7,361,899.74
  5. Step 5: Solve for x
    x = 7,361,899.74/3,866.01
  6. Step 6: Final answer
    x = 1,904.26

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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.