Home / 10,914.39-16,362.84-4,338.81

Finding the Fourth Proportional to 10,914.39, 16,362.84 and 4,338.81

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Solution

The fourth proportional to 10,914.39, 16,362.84 and 4,338.81 is: 6,504.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,914.39 : 16,362.84 = 4,338.81 : x
  2. Step 2: Convert to fraction form
    10,914.39/16,362.84 = 4,338.81/x
  3. Step 3: Cross multiply
    10,914.39x = 16,362.84 × 4,338.81
  4. Step 4: Simplify right side
    10,914.39x = 70,995,253.82
  5. Step 5: Solve for x
    x = 70,995,253.82/10,914.39
  6. Step 6: Final answer
    x = 6,504.74

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.