Home / 11,006.88-15,189.79-6,227.55

Finding the Fourth Proportional to 11,006.88, 15,189.79 and 6,227.55

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Solution

The fourth proportional to 11,006.88, 15,189.79 and 6,227.55 is: 8,594.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.88 : 15,189.79 = 6,227.55 : x
  2. Step 2: Convert to fraction form
    11,006.88/15,189.79 = 6,227.55/x
  3. Step 3: Cross multiply
    11,006.88x = 15,189.79 × 6,227.55
  4. Step 4: Simplify right side
    11,006.88x = 94,595,176.71
  5. Step 5: Solve for x
    x = 94,595,176.71/11,006.88
  6. Step 6: Final answer
    x = 8,594.19

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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.