Home / 2,318.12-3,474.84-1,453.04

Finding the Fourth Proportional to 2,318.12, 3,474.84 and 1,453.04

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Solution

The fourth proportional to 2,318.12, 3,474.84 and 1,453.04 is: 2,178.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.12 : 3,474.84 = 1,453.04 : x
  2. Step 2: Convert to fraction form
    2,318.12/3,474.84 = 1,453.04/x
  3. Step 3: Cross multiply
    2,318.12x = 3,474.84 × 1,453.04
  4. Step 4: Simplify right side
    2,318.12x = 5,049,081.51
  5. Step 5: Solve for x
    x = 5,049,081.51/2,318.12
  6. Step 6: Final answer
    x = 2,178.09

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Why These Related Problems?

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