Home / 6,889.24-10,334.67-2,209.47

Finding the Fourth Proportional to 6,889.24, 10,334.67 and 2,209.47

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Solution

The fourth proportional to 6,889.24, 10,334.67 and 2,209.47 is: 3,314.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889.24 : 10,334.67 = 2,209.47 : x
  2. Step 2: Convert to fraction form
    6,889.24/10,334.67 = 2,209.47/x
  3. Step 3: Cross multiply
    6,889.24x = 10,334.67 × 2,209.47
  4. Step 4: Simplify right side
    6,889.24x = 22,834,143.32
  5. Step 5: Solve for x
    x = 22,834,143.32/6,889.24
  6. Step 6: Final answer
    x = 3,314.46

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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.