Home / 3,170.19-4,747.07-2,817.54

Finding the Fourth Proportional to 3,170.19, 4,747.07 and 2,817.54

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Solution

The fourth proportional to 3,170.19, 4,747.07 and 2,817.54 is: 4,219.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.19 : 4,747.07 = 2,817.54 : x
  2. Step 2: Convert to fraction form
    3,170.19/4,747.07 = 2,817.54/x
  3. Step 3: Cross multiply
    3,170.19x = 4,747.07 × 2,817.54
  4. Step 4: Simplify right side
    3,170.19x = 13,375,045.52
  5. Step 5: Solve for x
    x = 13,375,045.52/3,170.19
  6. Step 6: Final answer
    x = 4,219.00

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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.