Home / 3,006.15-4,487.25-2,789.34

Finding the Fourth Proportional to 3,006.15, 4,487.25 and 2,789.34

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Solution

The fourth proportional to 3,006.15, 4,487.25 and 2,789.34 is: 4,163.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.15 : 4,487.25 = 2,789.34 : x
  2. Step 2: Convert to fraction form
    3,006.15/4,487.25 = 2,789.34/x
  3. Step 3: Cross multiply
    3,006.15x = 4,487.25 × 2,789.34
  4. Step 4: Simplify right side
    3,006.15x = 12,516,465.92
  5. Step 5: Solve for x
    x = 12,516,465.92/3,006.15
  6. Step 6: Final answer
    x = 4,163.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.