Home / 6,215.56-9,324.96-2,320

Finding the Fourth Proportional to 6,215.56, 9,324.96 and 2,320

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Solution

The fourth proportional to 6,215.56, 9,324.96 and 2,320 is: 3,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.56 : 9,324.96 = 2,320 : x
  2. Step 2: Convert to fraction form
    6,215.56/9,324.96 = 2,320/x
  3. Step 3: Cross multiply
    6,215.56x = 9,324.96 × 2,320
  4. Step 4: Simplify right side
    6,215.56x = 21,633,907.20
  5. Step 5: Solve for x
    x = 21,633,907.20/6,215.56
  6. Step 6: Final answer
    x = 3,480.60

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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.