Home / 4,391.78-6,588.39-1,794.02

Finding the Fourth Proportional to 4,391.78, 6,588.39 and 1,794.02

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Solution

The fourth proportional to 4,391.78, 6,588.39 and 1,794.02 is: 2,691.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.78 : 6,588.39 = 1,794.02 : x
  2. Step 2: Convert to fraction form
    4,391.78/6,588.39 = 1,794.02/x
  3. Step 3: Cross multiply
    4,391.78x = 6,588.39 × 1,794.02
  4. Step 4: Simplify right side
    4,391.78x = 11,819,703.43
  5. Step 5: Solve for x
    x = 11,819,703.43/4,391.78
  6. Step 6: Final answer
    x = 2,691.32

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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.