Home / 6,867.32-10,300.97-2,187.41

Finding the Fourth Proportional to 6,867.32, 10,300.97 and 2,187.41

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Solution

The fourth proportional to 6,867.32, 10,300.97 and 2,187.41 is: 3,281.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.32 : 10,300.97 = 2,187.41 : x
  2. Step 2: Convert to fraction form
    6,867.32/10,300.97 = 2,187.41/x
  3. Step 3: Cross multiply
    6,867.32x = 10,300.97 × 2,187.41
  4. Step 4: Simplify right side
    6,867.32x = 22,532,398.75
  5. Step 5: Solve for x
    x = 22,532,398.75/6,867.32
  6. Step 6: Final answer
    x = 3,281.11

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1.5x scale

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.