Home / 7,538.06-11,306.66-3,630.62

Finding the Fourth Proportional to 7,538.06, 11,306.66 and 3,630.62

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Solution

The fourth proportional to 7,538.06, 11,306.66 and 3,630.62 is: 5,445.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538.06 : 11,306.66 = 3,630.62 : x
  2. Step 2: Convert to fraction form
    7,538.06/11,306.66 = 3,630.62/x
  3. Step 3: Cross multiply
    7,538.06x = 11,306.66 × 3,630.62
  4. Step 4: Simplify right side
    7,538.06x = 41,050,185.93
  5. Step 5: Solve for x
    x = 41,050,185.93/7,538.06
  6. Step 6: Final answer
    x = 5,445.72

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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.