Home / 2,358.27-3,535.11-1,318.77

Finding the Fourth Proportional to 2,358.27, 3,535.11 and 1,318.77

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Solution

The fourth proportional to 2,358.27, 3,535.11 and 1,318.77 is: 1,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.27 : 3,535.11 = 1,318.77 : x
  2. Step 2: Convert to fraction form
    2,358.27/3,535.11 = 1,318.77/x
  3. Step 3: Cross multiply
    2,358.27x = 3,535.11 × 1,318.77
  4. Step 4: Simplify right side
    2,358.27x = 4,661,997.01
  5. Step 5: Solve for x
    x = 4,661,997.01/2,358.27
  6. Step 6: Final answer
    x = 1,976.87

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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.