Home / 7,288.18-10,930.44-2,094.05

Finding the Fourth Proportional to 7,288.18, 10,930.44 and 2,094.05

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Solution

The fourth proportional to 7,288.18, 10,930.44 and 2,094.05 is: 3,140.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.18 : 10,930.44 = 2,094.05 : x
  2. Step 2: Convert to fraction form
    7,288.18/10,930.44 = 2,094.05/x
  3. Step 3: Cross multiply
    7,288.18x = 10,930.44 × 2,094.05
  4. Step 4: Simplify right side
    7,288.18x = 22,888,923.06
  5. Step 5: Solve for x
    x = 22,888,923.06/7,288.18
  6. Step 6: Final answer
    x = 3,140.56

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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.