Home / 3,141.33-4,336.20-2,697.45

Finding the Fourth Proportional to 3,141.33, 4,336.20 and 2,697.45

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Solution

The fourth proportional to 3,141.33, 4,336.20 and 2,697.45 is: 3,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.33 : 4,336.20 = 2,697.45 : x
  2. Step 2: Convert to fraction form
    3,141.33/4,336.20 = 2,697.45/x
  3. Step 3: Cross multiply
    3,141.33x = 4,336.20 × 2,697.45
  4. Step 4: Simplify right side
    3,141.33x = 11,696,682.69
  5. Step 5: Solve for x
    x = 11,696,682.69/3,141.33
  6. Step 6: Final answer
    x = 3,723.48

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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.