Home / 11,352.45-17,031.40-3,561.26

Finding the Fourth Proportional to 11,352.45, 17,031.40 and 3,561.26

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Solution

The fourth proportional to 11,352.45, 17,031.40 and 3,561.26 is: 5,342.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.45 : 17,031.40 = 3,561.26 : x
  2. Step 2: Convert to fraction form
    11,352.45/17,031.40 = 3,561.26/x
  3. Step 3: Cross multiply
    11,352.45x = 17,031.40 × 3,561.26
  4. Step 4: Simplify right side
    11,352.45x = 60,653,158.41
  5. Step 5: Solve for x
    x = 60,653,158.41/11,352.45
  6. Step 6: Final answer
    x = 5,342.74

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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.