Home / 11,351.44-17,031.26-5,807.40

Finding the Fourth Proportional to 11,351.44, 17,031.26 and 5,807.40

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Solution

The fourth proportional to 11,351.44, 17,031.26 and 5,807.40 is: 8,713.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.44 : 17,031.26 = 5,807.40 : x
  2. Step 2: Convert to fraction form
    11,351.44/17,031.26 = 5,807.40/x
  3. Step 3: Cross multiply
    11,351.44x = 17,031.26 × 5,807.40
  4. Step 4: Simplify right side
    11,351.44x = 98,907,289.98
  5. Step 5: Solve for x
    x = 98,907,289.98/11,351.44
  6. Step 6: Final answer
    x = 8,713.19

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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.