Home / 11,220.53-15,483.66-6,184.96

Finding the Fourth Proportional to 11,220.53, 15,483.66 and 6,184.96

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Solution

The fourth proportional to 11,220.53, 15,483.66 and 6,184.96 is: 8,534.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.53 : 15,483.66 = 6,184.96 : x
  2. Step 2: Convert to fraction form
    11,220.53/15,483.66 = 6,184.96/x
  3. Step 3: Cross multiply
    11,220.53x = 15,483.66 × 6,184.96
  4. Step 4: Simplify right side
    11,220.53x = 95,765,755.85
  5. Step 5: Solve for x
    x = 95,765,755.85/11,220.53
  6. Step 6: Final answer
    x = 8,534.87

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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.