Home / 1,826.53-2,518.90-1,197.61

Finding the Fourth Proportional to 1,826.53, 2,518.90 and 1,197.61

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Solution

The fourth proportional to 1,826.53, 2,518.90 and 1,197.61 is: 1,651.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.53 : 2,518.90 = 1,197.61 : x
  2. Step 2: Convert to fraction form
    1,826.53/2,518.90 = 1,197.61/x
  3. Step 3: Cross multiply
    1,826.53x = 2,518.90 × 1,197.61
  4. Step 4: Simplify right side
    1,826.53x = 3,016,650.54
  5. Step 5: Solve for x
    x = 3,016,650.54/1,826.53
  6. Step 6: Final answer
    x = 1,651.58

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Why These Related Problems?

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