Home / 10,863.18-16,281.99-4,621.32

Finding the Fourth Proportional to 10,863.18, 16,281.99 and 4,621.32

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Solution

The fourth proportional to 10,863.18, 16,281.99 and 4,621.32 is: 6,926.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863.18 : 16,281.99 = 4,621.32 : x
  2. Step 2: Convert to fraction form
    10,863.18/16,281.99 = 4,621.32/x
  3. Step 3: Cross multiply
    10,863.18x = 16,281.99 × 4,621.32
  4. Step 4: Simplify right side
    10,863.18x = 75,244,286.03
  5. Step 5: Solve for x
    x = 75,244,286.03/10,863.18
  6. Step 6: Final answer
    x = 6,926.54

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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.