Home / 11,081.56-15,292.50-6,113.56

Finding the Fourth Proportional to 11,081.56, 15,292.50 and 6,113.56

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Solution

The fourth proportional to 11,081.56, 15,292.50 and 6,113.56 is: 8,436.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.56 : 15,292.50 = 6,113.56 : x
  2. Step 2: Convert to fraction form
    11,081.56/15,292.50 = 6,113.56/x
  3. Step 3: Cross multiply
    11,081.56x = 15,292.50 × 6,113.56
  4. Step 4: Simplify right side
    11,081.56x = 93,491,616.30
  5. Step 5: Solve for x
    x = 93,491,616.30/11,081.56
  6. Step 6: Final answer
    x = 8,436.68

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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.