Home / 7,375.14-11,068.06-5,531.22

Finding the Fourth Proportional to 7,375.14, 11,068.06 and 5,531.22

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Solution

The fourth proportional to 7,375.14, 11,068.06 and 5,531.22 is: 8,300.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.14 : 11,068.06 = 5,531.22 : x
  2. Step 2: Convert to fraction form
    7,375.14/11,068.06 = 5,531.22/x
  3. Step 3: Cross multiply
    7,375.14x = 11,068.06 × 5,531.22
  4. Step 4: Simplify right side
    7,375.14x = 61,219,874.83
  5. Step 5: Solve for x
    x = 61,219,874.83/7,375.14
  6. Step 6: Final answer
    x = 8,300.84

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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.