Home / 3,167.70-4,751.55-2,001.30

Finding the Fourth Proportional to 3,167.70, 4,751.55 and 2,001.30

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Solution

The fourth proportional to 3,167.70, 4,751.55 and 2,001.30 is: 3,001.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.70 : 4,751.55 = 2,001.30 : x
  2. Step 2: Convert to fraction form
    3,167.70/4,751.55 = 2,001.30/x
  3. Step 3: Cross multiply
    3,167.70x = 4,751.55 × 2,001.30
  4. Step 4: Simplify right side
    3,167.70x = 9,509,277.02
  5. Step 5: Solve for x
    x = 9,509,277.02/3,167.70
  6. Step 6: Final answer
    x = 3,001.95

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1.5x scale

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.