Home / 4,881.36-6,738.42-3,761.88

Finding the Fourth Proportional to 4,881.36, 6,738.42 and 3,761.88

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Solution

The fourth proportional to 4,881.36, 6,738.42 and 3,761.88 is: 5,193.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.36 : 6,738.42 = 3,761.88 : x
  2. Step 2: Convert to fraction form
    4,881.36/6,738.42 = 3,761.88/x
  3. Step 3: Cross multiply
    4,881.36x = 6,738.42 × 3,761.88
  4. Step 4: Simplify right side
    4,881.36x = 25,349,127.43
  5. Step 5: Solve for x
    x = 25,349,127.43/4,881.36
  6. Step 6: Final answer
    x = 5,193.05

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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.