Home / 3,170.19-4,758.63-2,591.85

Finding the Fourth Proportional to 3,170.19, 4,758.63 and 2,591.85

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Solution

The fourth proportional to 3,170.19, 4,758.63 and 2,591.85 is: 3,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.19 : 4,758.63 = 2,591.85 : x
  2. Step 2: Convert to fraction form
    3,170.19/4,758.63 = 2,591.85/x
  3. Step 3: Cross multiply
    3,170.19x = 4,758.63 × 2,591.85
  4. Step 4: Simplify right side
    3,170.19x = 12,333,655.17
  5. Step 5: Solve for x
    x = 12,333,655.17/3,170.19
  6. Step 6: Final answer
    x = 3,890.51

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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.