Home / 3,342.59-5,013.81-1,369.28

Finding the Fourth Proportional to 3,342.59, 5,013.81 and 1,369.28

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Solution

The fourth proportional to 3,342.59, 5,013.81 and 1,369.28 is: 2,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.59 : 5,013.81 = 1,369.28 : x
  2. Step 2: Convert to fraction form
    3,342.59/5,013.81 = 1,369.28/x
  3. Step 3: Cross multiply
    3,342.59x = 5,013.81 × 1,369.28
  4. Step 4: Simplify right side
    3,342.59x = 6,865,284.69
  5. Step 5: Solve for x
    x = 6,865,284.69/3,342.59
  6. Step 6: Final answer
    x = 2,053.88

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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.