Home / 3,167.76-4,371.36-1,751.44

Finding the Fourth Proportional to 3,167.76, 4,371.36 and 1,751.44

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Solution

The fourth proportional to 3,167.76, 4,371.36 and 1,751.44 is: 2,416.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.76 : 4,371.36 = 1,751.44 : x
  2. Step 2: Convert to fraction form
    3,167.76/4,371.36 = 1,751.44/x
  3. Step 3: Cross multiply
    3,167.76x = 4,371.36 × 1,751.44
  4. Step 4: Simplify right side
    3,167.76x = 7,656,174.76
  5. Step 5: Solve for x
    x = 7,656,174.76/3,167.76
  6. Step 6: Final answer
    x = 2,416.90

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1.5x scale

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.