Home / 10,081.94-15,117.74-4,530.56

Finding the Fourth Proportional to 10,081.94, 15,117.74 and 4,530.56

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Solution

The fourth proportional to 10,081.94, 15,117.74 and 4,530.56 is: 6,793.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081.94 : 15,117.74 = 4,530.56 : x
  2. Step 2: Convert to fraction form
    10,081.94/15,117.74 = 4,530.56/x
  3. Step 3: Cross multiply
    10,081.94x = 15,117.74 × 4,530.56
  4. Step 4: Simplify right side
    10,081.94x = 68,491,828.13
  5. Step 5: Solve for x
    x = 68,491,828.13/10,081.94
  6. Step 6: Final answer
    x = 6,793.52

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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.