Home / 8,889.21-13,336.07-3,342.69

Finding the Fourth Proportional to 8,889.21, 13,336.07 and 3,342.69

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Solution

The fourth proportional to 8,889.21, 13,336.07 and 3,342.69 is: 5,014.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.21 : 13,336.07 = 3,342.69 : x
  2. Step 2: Convert to fraction form
    8,889.21/13,336.07 = 3,342.69/x
  3. Step 3: Cross multiply
    8,889.21x = 13,336.07 × 3,342.69
  4. Step 4: Simplify right side
    8,889.21x = 44,578,331.11
  5. Step 5: Solve for x
    x = 44,578,331.11/8,889.21
  6. Step 6: Final answer
    x = 5,014.88

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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.