Home / 3,291.06-4,894.27-3,187.25

Finding the Fourth Proportional to 3,291.06, 4,894.27 and 3,187.25

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Solution

The fourth proportional to 3,291.06, 4,894.27 and 3,187.25 is: 4,739.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.06 : 4,894.27 = 3,187.25 : x
  2. Step 2: Convert to fraction form
    3,291.06/4,894.27 = 3,187.25/x
  3. Step 3: Cross multiply
    3,291.06x = 4,894.27 × 3,187.25
  4. Step 4: Simplify right side
    3,291.06x = 15,599,247.97
  5. Step 5: Solve for x
    x = 15,599,247.97/3,291.06
  6. Step 6: Final answer
    x = 4,739.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.