Home / 4,865.88-6,717.15-3,187.36

Finding the Fourth Proportional to 4,865.88, 6,717.15 and 3,187.36

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Solution

The fourth proportional to 4,865.88, 6,717.15 and 3,187.36 is: 4,400.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.88 : 6,717.15 = 3,187.36 : x
  2. Step 2: Convert to fraction form
    4,865.88/6,717.15 = 3,187.36/x
  3. Step 3: Cross multiply
    4,865.88x = 6,717.15 × 3,187.36
  4. Step 4: Simplify right side
    4,865.88x = 21,409,975.22
  5. Step 5: Solve for x
    x = 21,409,975.22/4,865.88
  6. Step 6: Final answer
    x = 4,400.02

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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.