Home / 3,889.30-5,827.47-2,732.98

Finding the Fourth Proportional to 3,889.30, 5,827.47 and 2,732.98

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Solution

The fourth proportional to 3,889.30, 5,827.47 and 2,732.98 is: 4,094.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889.30 : 5,827.47 = 2,732.98 : x
  2. Step 2: Convert to fraction form
    3,889.30/5,827.47 = 2,732.98/x
  3. Step 3: Cross multiply
    3,889.30x = 5,827.47 × 2,732.98
  4. Step 4: Simplify right side
    3,889.30x = 15,926,358.96
  5. Step 5: Solve for x
    x = 15,926,358.96/3,889.30
  6. Step 6: Final answer
    x = 4,094.92

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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.