Home / 9,235.74-13,855.67-3,691.69

Finding the Fourth Proportional to 9,235.74, 13,855.67 and 3,691.69

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Solution

The fourth proportional to 9,235.74, 13,855.67 and 3,691.69 is: 5,538.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.74 : 13,855.67 = 3,691.69 : x
  2. Step 2: Convert to fraction form
    9,235.74/13,855.67 = 3,691.69/x
  3. Step 3: Cross multiply
    9,235.74x = 13,855.67 × 3,691.69
  4. Step 4: Simplify right side
    9,235.74x = 51,150,838.38
  5. Step 5: Solve for x
    x = 51,150,838.38/9,235.74
  6. Step 6: Final answer
    x = 5,538.36

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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.