Home / 9,019.22-13,528.97-3,175.90

Finding the Fourth Proportional to 9,019.22, 13,528.97 and 3,175.90

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Solution

The fourth proportional to 9,019.22, 13,528.97 and 3,175.90 is: 4,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019.22 : 13,528.97 = 3,175.90 : x
  2. Step 2: Convert to fraction form
    9,019.22/13,528.97 = 3,175.90/x
  3. Step 3: Cross multiply
    9,019.22x = 13,528.97 × 3,175.90
  4. Step 4: Simplify right side
    9,019.22x = 42,966,655.82
  5. Step 5: Solve for x
    x = 42,966,655.82/9,019.22
  6. Step 6: Final answer
    x = 4,763.90

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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.