Home / 10,012.05-13,816.92-5,475.00

Finding the Fourth Proportional to 10,012.05, 13,816.92 and 5,475.00

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Solution

The fourth proportional to 10,012.05, 13,816.92 and 5,475.00 is: 7,555.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.05 : 13,816.92 = 5,475.00 : x
  2. Step 2: Convert to fraction form
    10,012.05/13,816.92 = 5,475.00/x
  3. Step 3: Cross multiply
    10,012.05x = 13,816.92 × 5,475.00
  4. Step 4: Simplify right side
    10,012.05x = 75,647,585.19
  5. Step 5: Solve for x
    x = 75,647,585.19/10,012.05
  6. Step 6: Final answer
    x = 7,555.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.