Home / 3,889.28-5,840.88-3,732.68

Finding the Fourth Proportional to 3,889.28, 5,840.88 and 3,732.68

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Solution

The fourth proportional to 3,889.28, 5,840.88 and 3,732.68 is: 5,605.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889.28 : 5,840.88 = 3,732.68 : x
  2. Step 2: Convert to fraction form
    3,889.28/5,840.88 = 3,732.68/x
  3. Step 3: Cross multiply
    3,889.28x = 5,840.88 × 3,732.68
  4. Step 4: Simplify right side
    3,889.28x = 21,802,135.96
  5. Step 5: Solve for x
    x = 21,802,135.96/3,889.28
  6. Step 6: Final answer
    x = 5,605.70

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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.