Home / 6,658.62-9,189.42-3,675.03

Finding the Fourth Proportional to 6,658.62, 9,189.42 and 3,675.03

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Solution

The fourth proportional to 6,658.62, 9,189.42 and 3,675.03 is: 5,071.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658.62 : 9,189.42 = 3,675.03 : x
  2. Step 2: Convert to fraction form
    6,658.62/9,189.42 = 3,675.03/x
  3. Step 3: Cross multiply
    6,658.62x = 9,189.42 × 3,675.03
  4. Step 4: Simplify right side
    6,658.62x = 33,771,394.18
  5. Step 5: Solve for x
    x = 33,771,394.18/6,658.62
  6. Step 6: Final answer
    x = 5,071.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.