Home / 7,561.23-11,334.56-3,663.51

Finding the Fourth Proportional to 7,561.23, 11,334.56 and 3,663.51

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Solution

The fourth proportional to 7,561.23, 11,334.56 and 3,663.51 is: 5,491.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.23 : 11,334.56 = 3,663.51 : x
  2. Step 2: Convert to fraction form
    7,561.23/11,334.56 = 3,663.51/x
  3. Step 3: Cross multiply
    7,561.23x = 11,334.56 × 3,663.51
  4. Step 4: Simplify right side
    7,561.23x = 41,524,255.59
  5. Step 5: Solve for x
    x = 41,524,255.59/7,561.23
  6. Step 6: Final answer
    x = 5,491.73

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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.