Home / 3,141.82-4,334.61-1,962.46

Finding the Fourth Proportional to 3,141.82, 4,334.61 and 1,962.46

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Solution

The fourth proportional to 3,141.82, 4,334.61 and 1,962.46 is: 2,707.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.82 : 4,334.61 = 1,962.46 : x
  2. Step 2: Convert to fraction form
    3,141.82/4,334.61 = 1,962.46/x
  3. Step 3: Cross multiply
    3,141.82x = 4,334.61 × 1,962.46
  4. Step 4: Simplify right side
    3,141.82x = 8,506,498.74
  5. Step 5: Solve for x
    x = 8,506,498.74/3,141.82
  6. Step 6: Final answer
    x = 2,707.51

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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.