Home / 4,865.78-7,298.71-2,092.26

Finding the Fourth Proportional to 4,865.78, 7,298.71 and 2,092.26

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Solution

The fourth proportional to 4,865.78, 7,298.71 and 2,092.26 is: 3,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.78 : 7,298.71 = 2,092.26 : x
  2. Step 2: Convert to fraction form
    4,865.78/7,298.71 = 2,092.26/x
  3. Step 3: Cross multiply
    4,865.78x = 7,298.71 × 2,092.26
  4. Step 4: Simplify right side
    4,865.78x = 15,270,798.98
  5. Step 5: Solve for x
    x = 15,270,798.98/4,865.78
  6. Step 6: Final answer
    x = 3,138.41

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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.