Home / 11,689.38-17,536.36-4,293.89

Finding the Fourth Proportional to 11,689.38, 17,536.36 and 4,293.89

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Solution

The fourth proportional to 11,689.38, 17,536.36 and 4,293.89 is: 6,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689.38 : 17,536.36 = 4,293.89 : x
  2. Step 2: Convert to fraction form
    11,689.38/17,536.36 = 4,293.89/x
  3. Step 3: Cross multiply
    11,689.38x = 17,536.36 × 4,293.89
  4. Step 4: Simplify right side
    11,689.38x = 75,299,223.21
  5. Step 5: Solve for x
    x = 75,299,223.21/11,689.38
  6. Step 6: Final answer
    x = 6,441.68

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1.5x scale

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.