Home / 11,012.04-15,179.84-6,755.22

Finding the Fourth Proportional to 11,012.04, 15,179.84 and 6,755.22

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Solution

The fourth proportional to 11,012.04, 15,179.84 and 6,755.22 is: 9,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.04 : 15,179.84 = 6,755.22 : x
  2. Step 2: Convert to fraction form
    11,012.04/15,179.84 = 6,755.22/x
  3. Step 3: Cross multiply
    11,012.04x = 15,179.84 × 6,755.22
  4. Step 4: Simplify right side
    11,012.04x = 102,543,158.76
  5. Step 5: Solve for x
    x = 102,543,158.76/11,012.04
  6. Step 6: Final answer
    x = 9,311.91

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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.