Home / 9,086.42-13,621.41-3,241.64

Finding the Fourth Proportional to 9,086.42, 13,621.41 and 3,241.64

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Solution

The fourth proportional to 9,086.42, 13,621.41 and 3,241.64 is: 4,859.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.42 : 13,621.41 = 3,241.64 : x
  2. Step 2: Convert to fraction form
    9,086.42/13,621.41 = 3,241.64/x
  3. Step 3: Cross multiply
    9,086.42x = 13,621.41 × 3,241.64
  4. Step 4: Simplify right side
    9,086.42x = 44,155,639.41
  5. Step 5: Solve for x
    x = 44,155,639.41/9,086.42
  6. Step 6: Final answer
    x = 4,859.52

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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.