Home / 11,026.88-15,217.44-6,310.88

Finding the Fourth Proportional to 11,026.88, 15,217.44 and 6,310.88

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Solution

The fourth proportional to 11,026.88, 15,217.44 and 6,310.88 is: 8,709.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.88 : 15,217.44 = 6,310.88 : x
  2. Step 2: Convert to fraction form
    11,026.88/15,217.44 = 6,310.88/x
  3. Step 3: Cross multiply
    11,026.88x = 15,217.44 × 6,310.88
  4. Step 4: Simplify right side
    11,026.88x = 96,035,437.75
  5. Step 5: Solve for x
    x = 96,035,437.75/11,026.88
  6. Step 6: Final answer
    x = 8,709.21

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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.