Home / 2,558.31-3,834.36-1,169.70

Finding the Fourth Proportional to 2,558.31, 3,834.36 and 1,169.70

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Solution

The fourth proportional to 2,558.31, 3,834.36 and 1,169.70 is: 1,753.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.31 : 3,834.36 = 1,169.70 : x
  2. Step 2: Convert to fraction form
    2,558.31/3,834.36 = 1,169.70/x
  3. Step 3: Cross multiply
    2,558.31x = 3,834.36 × 1,169.70
  4. Step 4: Simplify right side
    2,558.31x = 4,485,050.89
  5. Step 5: Solve for x
    x = 4,485,050.89/2,558.31
  6. Step 6: Final answer
    x = 1,753.13

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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.