Home / 3,927.96-5,902.74-3,671.10

Finding the Fourth Proportional to 3,927.96, 5,902.74 and 3,671.10

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Solution

The fourth proportional to 3,927.96, 5,902.74 and 3,671.10 is: 5,516.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.96 : 5,902.74 = 3,671.10 : x
  2. Step 2: Convert to fraction form
    3,927.96/5,902.74 = 3,671.10/x
  3. Step 3: Cross multiply
    3,927.96x = 5,902.74 × 3,671.10
  4. Step 4: Simplify right side
    3,927.96x = 21,669,548.81
  5. Step 5: Solve for x
    x = 21,669,548.81/3,927.96
  6. Step 6: Final answer
    x = 5,516.74

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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.