Home / 5,013.73-6,918.78-2,775.52

Finding the Fourth Proportional to 5,013.73, 6,918.78 and 2,775.52

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Solution

The fourth proportional to 5,013.73, 6,918.78 and 2,775.52 is: 3,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.73 : 6,918.78 = 2,775.52 : x
  2. Step 2: Convert to fraction form
    5,013.73/6,918.78 = 2,775.52/x
  3. Step 3: Cross multiply
    5,013.73x = 6,918.78 × 2,775.52
  4. Step 4: Simplify right side
    5,013.73x = 19,203,212.27
  5. Step 5: Solve for x
    x = 19,203,212.27/5,013.73
  6. Step 6: Final answer
    x = 3,830.12

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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.