Home / 10,621.08-15,927.66-3,223.32

Finding the Fourth Proportional to 10,621.08, 15,927.66 and 3,223.32

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Solution

The fourth proportional to 10,621.08, 15,927.66 and 3,223.32 is: 4,833.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621.08 : 15,927.66 = 3,223.32 : x
  2. Step 2: Convert to fraction form
    10,621.08/15,927.66 = 3,223.32/x
  3. Step 3: Cross multiply
    10,621.08x = 15,927.66 × 3,223.32
  4. Step 4: Simplify right side
    10,621.08x = 51,339,945.03
  5. Step 5: Solve for x
    x = 51,339,945.03/10,621.08
  6. Step 6: Final answer
    x = 4,833.78

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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.