Home / 3,167.31-4,746.36-2,179.11

Finding the Fourth Proportional to 3,167.31, 4,746.36 and 2,179.11

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Solution

The fourth proportional to 3,167.31, 4,746.36 and 2,179.11 is: 3,265.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.31 : 4,746.36 = 2,179.11 : x
  2. Step 2: Convert to fraction form
    3,167.31/4,746.36 = 2,179.11/x
  3. Step 3: Cross multiply
    3,167.31x = 4,746.36 × 2,179.11
  4. Step 4: Simplify right side
    3,167.31x = 10,342,840.54
  5. Step 5: Solve for x
    x = 10,342,840.54/3,167.31
  6. Step 6: Final answer
    x = 3,265.50

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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.