Home / 3,986.64-5,984.40-2,346.24

Finding the Fourth Proportional to 3,986.64, 5,984.40 and 2,346.24

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Solution

The fourth proportional to 3,986.64, 5,984.40 and 2,346.24 is: 3,521.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986.64 : 5,984.40 = 2,346.24 : x
  2. Step 2: Convert to fraction form
    3,986.64/5,984.40 = 2,346.24/x
  3. Step 3: Cross multiply
    3,986.64x = 5,984.40 × 2,346.24
  4. Step 4: Simplify right side
    3,986.64x = 14,040,838.66
  5. Step 5: Solve for x
    x = 14,040,838.66/3,986.64
  6. Step 6: Final answer
    x = 3,521.97

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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.