Home / 11,122.54-16,682.34-4,196.14

Finding the Fourth Proportional to 11,122.54, 16,682.34 and 4,196.14

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Solution

The fourth proportional to 11,122.54, 16,682.34 and 4,196.14 is: 6,293.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.54 : 16,682.34 = 4,196.14 : x
  2. Step 2: Convert to fraction form
    11,122.54/16,682.34 = 4,196.14/x
  3. Step 3: Cross multiply
    11,122.54x = 16,682.34 × 4,196.14
  4. Step 4: Simplify right side
    11,122.54x = 70,001,434.17
  5. Step 5: Solve for x
    x = 70,001,434.17/11,122.54
  6. Step 6: Final answer
    x = 6,293.66

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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.