Home / 11,484.18-17,221.82-4,087.26

Finding the Fourth Proportional to 11,484.18, 17,221.82 and 4,087.26

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Solution

The fourth proportional to 11,484.18, 17,221.82 and 4,087.26 is: 6,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.18 : 17,221.82 = 4,087.26 : x
  2. Step 2: Convert to fraction form
    11,484.18/17,221.82 = 4,087.26/x
  3. Step 3: Cross multiply
    11,484.18x = 17,221.82 × 4,087.26
  4. Step 4: Simplify right side
    11,484.18x = 70,390,035.58
  5. Step 5: Solve for x
    x = 70,390,035.58/11,484.18
  6. Step 6: Final answer
    x = 6,129.30

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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.