Home / 5,441.65-8,165.55-2,321.32

Finding the Fourth Proportional to 5,441.65, 8,165.55 and 2,321.32

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Solution

The fourth proportional to 5,441.65, 8,165.55 and 2,321.32 is: 3,483.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.65 : 8,165.55 = 2,321.32 : x
  2. Step 2: Convert to fraction form
    5,441.65/8,165.55 = 2,321.32/x
  3. Step 3: Cross multiply
    5,441.65x = 8,165.55 × 2,321.32
  4. Step 4: Simplify right side
    5,441.65x = 18,954,854.53
  5. Step 5: Solve for x
    x = 18,954,854.53/5,441.65
  6. Step 6: Final answer
    x = 3,483.29

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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.