Home / 6,212.17-9,315.31-2,260.63

Finding the Fourth Proportional to 6,212.17, 9,315.31 and 2,260.63

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Solution

The fourth proportional to 6,212.17, 9,315.31 and 2,260.63 is: 3,389.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.17 : 9,315.31 = 2,260.63 : x
  2. Step 2: Convert to fraction form
    6,212.17/9,315.31 = 2,260.63/x
  3. Step 3: Cross multiply
    6,212.17x = 9,315.31 × 2,260.63
  4. Step 4: Simplify right side
    6,212.17x = 21,058,469.25
  5. Step 5: Solve for x
    x = 21,058,469.25/6,212.17
  6. Step 6: Final answer
    x = 3,389.87

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1.5x scale

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.