Home / 11,026.33-15,217.73-6,835.21

Finding the Fourth Proportional to 11,026.33, 15,217.73 and 6,835.21

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Solution

The fourth proportional to 11,026.33, 15,217.73 and 6,835.21 is: 9,433.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.33 : 15,217.73 = 6,835.21 : x
  2. Step 2: Convert to fraction form
    11,026.33/15,217.73 = 6,835.21/x
  3. Step 3: Cross multiply
    11,026.33x = 15,217.73 × 6,835.21
  4. Step 4: Simplify right side
    11,026.33x = 104,016,380.27
  5. Step 5: Solve for x
    x = 104,016,380.27/11,026.33
  6. Step 6: Final answer
    x = 9,433.45

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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.