Home / 7,536.16-11,306.88-3,379.12

Finding the Fourth Proportional to 7,536.16, 11,306.88 and 3,379.12

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Solution

The fourth proportional to 7,536.16, 11,306.88 and 3,379.12 is: 5,069.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.16 : 11,306.88 = 3,379.12 : x
  2. Step 2: Convert to fraction form
    7,536.16/11,306.88 = 3,379.12/x
  3. Step 3: Cross multiply
    7,536.16x = 11,306.88 × 3,379.12
  4. Step 4: Simplify right side
    7,536.16x = 38,207,304.35
  5. Step 5: Solve for x
    x = 38,207,304.35/7,536.16
  6. Step 6: Final answer
    x = 5,069.86

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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.