Home / 3,863.82-5,332.08-2,095.45

Finding the Fourth Proportional to 3,863.82, 5,332.08 and 2,095.45

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Solution

The fourth proportional to 3,863.82, 5,332.08 and 2,095.45 is: 2,891.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.82 : 5,332.08 = 2,095.45 : x
  2. Step 2: Convert to fraction form
    3,863.82/5,332.08 = 2,095.45/x
  3. Step 3: Cross multiply
    3,863.82x = 5,332.08 × 2,095.45
  4. Step 4: Simplify right side
    3,863.82x = 11,173,101.56
  5. Step 5: Solve for x
    x = 11,173,101.56/3,863.82
  6. Step 6: Final answer
    x = 2,891.72

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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.