Home / 11,039.18-15,236.44-6,793.84

Finding the Fourth Proportional to 11,039.18, 15,236.44 and 6,793.84

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Solution

The fourth proportional to 11,039.18, 15,236.44 and 6,793.84 is: 9,376.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.18 : 15,236.44 = 6,793.84 : x
  2. Step 2: Convert to fraction form
    11,039.18/15,236.44 = 6,793.84/x
  3. Step 3: Cross multiply
    11,039.18x = 15,236.44 × 6,793.84
  4. Step 4: Simplify right side
    11,039.18x = 103,513,935.53
  5. Step 5: Solve for x
    x = 103,513,935.53/11,039.18
  6. Step 6: Final answer
    x = 9,376.96

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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.