Home / 7,427.38-11,138.91-4,844.02

Finding the Fourth Proportional to 7,427.38, 11,138.91 and 4,844.02

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Solution

The fourth proportional to 7,427.38, 11,138.91 and 4,844.02 is: 7,264.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.38 : 11,138.91 = 4,844.02 : x
  2. Step 2: Convert to fraction form
    7,427.38/11,138.91 = 4,844.02/x
  3. Step 3: Cross multiply
    7,427.38x = 11,138.91 × 4,844.02
  4. Step 4: Simplify right side
    7,427.38x = 53,957,102.82
  5. Step 5: Solve for x
    x = 53,957,102.82/7,427.38
  6. Step 6: Final answer
    x = 7,264.62

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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.