Home / 11,204.28-15,467.22-6,486.84

Finding the Fourth Proportional to 11,204.28, 15,467.22 and 6,486.84

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Solution

The fourth proportional to 11,204.28, 15,467.22 and 6,486.84 is: 8,954.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,204.28 : 15,467.22 = 6,486.84 : x
  2. Step 2: Convert to fraction form
    11,204.28/15,467.22 = 6,486.84/x
  3. Step 3: Cross multiply
    11,204.28x = 15,467.22 × 6,486.84
  4. Step 4: Simplify right side
    11,204.28x = 100,333,381.38
  5. Step 5: Solve for x
    x = 100,333,381.38/11,204.28
  6. Step 6: Final answer
    x = 8,954.92

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1.5x scale

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.