Home / 3,103.80-4,644.18-1,736.76

Finding the Fourth Proportional to 3,103.80, 4,644.18 and 1,736.76

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Solution

The fourth proportional to 3,103.80, 4,644.18 and 1,736.76 is: 2,598.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.80 : 4,644.18 = 1,736.76 : x
  2. Step 2: Convert to fraction form
    3,103.80/4,644.18 = 1,736.76/x
  3. Step 3: Cross multiply
    3,103.80x = 4,644.18 × 1,736.76
  4. Step 4: Simplify right side
    3,103.80x = 8,065,826.06
  5. Step 5: Solve for x
    x = 8,065,826.06/3,103.80
  6. Step 6: Final answer
    x = 2,598.69

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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.