Home / 9,257.28-13,889.82-3,412.46

Finding the Fourth Proportional to 9,257.28, 13,889.82 and 3,412.46

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Solution

The fourth proportional to 9,257.28, 13,889.82 and 3,412.46 is: 5,120.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,257.28 : 13,889.82 = 3,412.46 : x
  2. Step 2: Convert to fraction form
    9,257.28/13,889.82 = 3,412.46/x
  3. Step 3: Cross multiply
    9,257.28x = 13,889.82 × 3,412.46
  4. Step 4: Simplify right side
    9,257.28x = 47,398,455.16
  5. Step 5: Solve for x
    x = 47,398,455.16/9,257.28
  6. Step 6: Final answer
    x = 5,120.13

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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.