Home / 7,561.61-11,343.57-3,861.83

Finding the Fourth Proportional to 7,561.61, 11,343.57 and 3,861.83

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Solution

The fourth proportional to 7,561.61, 11,343.57 and 3,861.83 is: 5,793.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.61 : 11,343.57 = 3,861.83 : x
  2. Step 2: Convert to fraction form
    7,561.61/11,343.57 = 3,861.83/x
  3. Step 3: Cross multiply
    7,561.61x = 11,343.57 × 3,861.83
  4. Step 4: Simplify right side
    7,561.61x = 43,806,882.22
  5. Step 5: Solve for x
    x = 43,806,882.22/7,561.61
  6. Step 6: Final answer
    x = 5,793.33

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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.