Home / 7,358.22-11,037.32-1,811.66

Finding the Fourth Proportional to 7,358.22, 11,037.32 and 1,811.66

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Solution

The fourth proportional to 7,358.22, 11,037.32 and 1,811.66 is: 2,717.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.22 : 11,037.32 = 1,811.66 : x
  2. Step 2: Convert to fraction form
    7,358.22/11,037.32 = 1,811.66/x
  3. Step 3: Cross multiply
    7,358.22x = 11,037.32 × 1,811.66
  4. Step 4: Simplify right side
    7,358.22x = 19,995,806.91
  5. Step 5: Solve for x
    x = 19,995,806.91/7,358.22
  6. Step 6: Final answer
    x = 2,717.48

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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.