Home / 3,336.47-5,008.95-2,721.38

Finding the Fourth Proportional to 3,336.47, 5,008.95 and 2,721.38

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Solution

The fourth proportional to 3,336.47, 5,008.95 and 2,721.38 is: 4,085.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.47 : 5,008.95 = 2,721.38 : x
  2. Step 2: Convert to fraction form
    3,336.47/5,008.95 = 2,721.38/x
  3. Step 3: Cross multiply
    3,336.47x = 5,008.95 × 2,721.38
  4. Step 4: Simplify right side
    3,336.47x = 13,631,231.31
  5. Step 5: Solve for x
    x = 13,631,231.31/3,336.47
  6. Step 6: Final answer
    x = 4,085.53

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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.