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Finding the Fourth Proportional to 3,585.94, 5,371.92 and 3,383.64

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Solution

The fourth proportional to 3,585.94, 5,371.92 and 3,383.64 is: 5,068.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.94 : 5,371.92 = 3,383.64 : x
  2. Step 2: Convert to fraction form
    3,585.94/5,371.92 = 3,383.64/x
  3. Step 3: Cross multiply
    3,585.94x = 5,371.92 × 3,383.64
  4. Step 4: Simplify right side
    3,585.94x = 18,176,643.39
  5. Step 5: Solve for x
    x = 18,176,643.39/3,585.94
  6. Step 6: Final answer
    x = 5,068.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.