Home / 6,215.32-9,324.60-2,320.03

Finding the Fourth Proportional to 6,215.32, 9,324.60 and 2,320.03

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Solution

The fourth proportional to 6,215.32, 9,324.60 and 2,320.03 is: 3,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.32 : 9,324.60 = 2,320.03 : x
  2. Step 2: Convert to fraction form
    6,215.32/9,324.60 = 2,320.03/x
  3. Step 3: Cross multiply
    6,215.32x = 9,324.60 × 2,320.03
  4. Step 4: Simplify right side
    6,215.32x = 21,633,351.74
  5. Step 5: Solve for x
    x = 21,633,351.74/6,215.32
  6. Step 6: Final answer
    x = 3,480.65

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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.