Home / 11,550.68-15,942.41-7,299.04

Finding the Fourth Proportional to 11,550.68, 15,942.41 and 7,299.04

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Solution

The fourth proportional to 11,550.68, 15,942.41 and 7,299.04 is: 10,074.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.68 : 15,942.41 = 7,299.04 : x
  2. Step 2: Convert to fraction form
    11,550.68/15,942.41 = 7,299.04/x
  3. Step 3: Cross multiply
    11,550.68x = 15,942.41 × 7,299.04
  4. Step 4: Simplify right side
    11,550.68x = 116,364,266.68
  5. Step 5: Solve for x
    x = 116,364,266.68/11,550.68
  6. Step 6: Final answer
    x = 10,074.23

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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.