Home / 3,935.43-5,431.59-2,363.63

Finding the Fourth Proportional to 3,935.43, 5,431.59 and 2,363.63

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Solution

The fourth proportional to 3,935.43, 5,431.59 and 2,363.63 is: 3,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.43 : 5,431.59 = 2,363.63 : x
  2. Step 2: Convert to fraction form
    3,935.43/5,431.59 = 2,363.63/x
  3. Step 3: Cross multiply
    3,935.43x = 5,431.59 × 2,363.63
  4. Step 4: Simplify right side
    3,935.43x = 12,838,241.91
  5. Step 5: Solve for x
    x = 12,838,241.91/3,935.43
  6. Step 6: Final answer
    x = 3,262.22

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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.