Home / 6,867.36-10,303.98-2,187.75

Finding the Fourth Proportional to 6,867.36, 10,303.98 and 2,187.75

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Solution

The fourth proportional to 6,867.36, 10,303.98 and 2,187.75 is: 3,282.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.36 : 10,303.98 = 2,187.75 : x
  2. Step 2: Convert to fraction form
    6,867.36/10,303.98 = 2,187.75/x
  3. Step 3: Cross multiply
    6,867.36x = 10,303.98 × 2,187.75
  4. Step 4: Simplify right side
    6,867.36x = 22,542,532.25
  5. Step 5: Solve for x
    x = 22,542,532.25/6,867.36
  6. Step 6: Final answer
    x = 3,282.56

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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.