Home / 3,729.96-5,590.08-2,860.02

Finding the Fourth Proportional to 3,729.96, 5,590.08 and 2,860.02

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Solution

The fourth proportional to 3,729.96, 5,590.08 and 2,860.02 is: 4,286.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.96 : 5,590.08 = 2,860.02 : x
  2. Step 2: Convert to fraction form
    3,729.96/5,590.08 = 2,860.02/x
  3. Step 3: Cross multiply
    3,729.96x = 5,590.08 × 2,860.02
  4. Step 4: Simplify right side
    3,729.96x = 15,987,740.60
  5. Step 5: Solve for x
    x = 15,987,740.60/3,729.96
  6. Step 6: Final answer
    x = 4,286.30

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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.