Home / 5,161.33-7,742.40-2,041.48

Finding the Fourth Proportional to 5,161.33, 7,742.40 and 2,041.48

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Solution

The fourth proportional to 5,161.33, 7,742.40 and 2,041.48 is: 3,062.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161.33 : 7,742.40 = 2,041.48 : x
  2. Step 2: Convert to fraction form
    5,161.33/7,742.40 = 2,041.48/x
  3. Step 3: Cross multiply
    5,161.33x = 7,742.40 × 2,041.48
  4. Step 4: Simplify right side
    5,161.33x = 15,805,954.75
  5. Step 5: Solve for x
    x = 15,805,954.75/5,161.33
  6. Step 6: Final answer
    x = 3,062.38

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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.