Home / 6,731.89-10,097.84-3,221.07

Finding the Fourth Proportional to 6,731.89, 10,097.84 and 3,221.07

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Solution

The fourth proportional to 6,731.89, 10,097.84 and 3,221.07 is: 4,831.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.89 : 10,097.84 = 3,221.07 : x
  2. Step 2: Convert to fraction form
    6,731.89/10,097.84 = 3,221.07/x
  3. Step 3: Cross multiply
    6,731.89x = 10,097.84 × 3,221.07
  4. Step 4: Simplify right side
    6,731.89x = 32,525,895.41
  5. Step 5: Solve for x
    x = 32,525,895.41/6,731.89
  6. Step 6: Final answer
    x = 4,831.61

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Similar ratio
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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.