Home / 11,085.76-16,619.44-4,515.04

Finding the Fourth Proportional to 11,085.76, 16,619.44 and 4,515.04

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Solution

The fourth proportional to 11,085.76, 16,619.44 and 4,515.04 is: 6,768.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085.76 : 16,619.44 = 4,515.04 : x
  2. Step 2: Convert to fraction form
    11,085.76/16,619.44 = 4,515.04/x
  3. Step 3: Cross multiply
    11,085.76x = 16,619.44 × 4,515.04
  4. Step 4: Simplify right side
    11,085.76x = 75,037,436.38
  5. Step 5: Solve for x
    x = 75,037,436.38/11,085.76
  6. Step 6: Final answer
    x = 6,768.81

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1.5x scale

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.