Home / 4,119.36-5,681.88-3,494.04

Finding the Fourth Proportional to 4,119.36, 5,681.88 and 3,494.04

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Solution

The fourth proportional to 4,119.36, 5,681.88 and 3,494.04 is: 4,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.36 : 5,681.88 = 3,494.04 : x
  2. Step 2: Convert to fraction form
    4,119.36/5,681.88 = 3,494.04/x
  3. Step 3: Cross multiply
    4,119.36x = 5,681.88 × 3,494.04
  4. Step 4: Simplify right side
    4,119.36x = 19,852,716.00
  5. Step 5: Solve for x
    x = 19,852,716.00/4,119.36
  6. Step 6: Final answer
    x = 4,819.37

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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.