Home / 7,918.14-11,869.38-3,750.83

Finding the Fourth Proportional to 7,918.14, 11,869.38 and 3,750.83

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Solution

The fourth proportional to 7,918.14, 11,869.38 and 3,750.83 is: 5,622.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918.14 : 11,869.38 = 3,750.83 : x
  2. Step 2: Convert to fraction form
    7,918.14/11,869.38 = 3,750.83/x
  3. Step 3: Cross multiply
    7,918.14x = 11,869.38 × 3,750.83
  4. Step 4: Simplify right side
    7,918.14x = 44,519,967.24
  5. Step 5: Solve for x
    x = 44,519,967.24/7,918.14
  6. Step 6: Final answer
    x = 5,622.53

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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.