Home / 11,097.83-15,297.22-7,511.66

Finding the Fourth Proportional to 11,097.83, 15,297.22 and 7,511.66

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Solution

The fourth proportional to 11,097.83, 15,297.22 and 7,511.66 is: 10,354.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097.83 : 15,297.22 = 7,511.66 : x
  2. Step 2: Convert to fraction form
    11,097.83/15,297.22 = 7,511.66/x
  3. Step 3: Cross multiply
    11,097.83x = 15,297.22 × 7,511.66
  4. Step 4: Simplify right side
    11,097.83x = 114,907,505.85
  5. Step 5: Solve for x
    x = 114,907,505.85/11,097.83
  6. Step 6: Final answer
    x = 10,354.05

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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.