Home / 3,865.07-5,794.13-1,784.02

Finding the Fourth Proportional to 3,865.07, 5,794.13 and 1,784.02

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Solution

The fourth proportional to 3,865.07, 5,794.13 and 1,784.02 is: 2,674.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865.07 : 5,794.13 = 1,784.02 : x
  2. Step 2: Convert to fraction form
    3,865.07/5,794.13 = 1,784.02/x
  3. Step 3: Cross multiply
    3,865.07x = 5,794.13 × 1,784.02
  4. Step 4: Simplify right side
    3,865.07x = 10,336,833.78
  5. Step 5: Solve for x
    x = 10,336,833.78/3,865.07
  6. Step 6: Final answer
    x = 2,674.43

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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.