Home / 3,141.93-4,332.20-2,611.43

Finding the Fourth Proportional to 3,141.93, 4,332.20 and 2,611.43

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Solution

The fourth proportional to 3,141.93, 4,332.20 and 2,611.43 is: 3,600.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.93 : 4,332.20 = 2,611.43 : x
  2. Step 2: Convert to fraction form
    3,141.93/4,332.20 = 2,611.43/x
  3. Step 3: Cross multiply
    3,141.93x = 4,332.20 × 2,611.43
  4. Step 4: Simplify right side
    3,141.93x = 11,313,254.41
  5. Step 5: Solve for x
    x = 11,313,254.41/3,141.93
  6. Step 6: Final answer
    x = 3,600.73

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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.