Home / 3,360.76-5,042-1,975.24

Finding the Fourth Proportional to 3,360.76, 5,042 and 1,975.24

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Solution

The fourth proportional to 3,360.76, 5,042 and 1,975.24 is: 2,963.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.76 : 5,042 = 1,975.24 : x
  2. Step 2: Convert to fraction form
    3,360.76/5,042 = 1,975.24/x
  3. Step 3: Cross multiply
    3,360.76x = 5,042 × 1,975.24
  4. Step 4: Simplify right side
    3,360.76x = 9,959,160.08
  5. Step 5: Solve for x
    x = 9,959,160.08/3,360.76
  6. Step 6: Final answer
    x = 2,963.37

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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.