Home / 3,912.27-5,864.14-1,445.01

Finding the Fourth Proportional to 3,912.27, 5,864.14 and 1,445.01

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Solution

The fourth proportional to 3,912.27, 5,864.14 and 1,445.01 is: 2,165.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912.27 : 5,864.14 = 1,445.01 : x
  2. Step 2: Convert to fraction form
    3,912.27/5,864.14 = 1,445.01/x
  3. Step 3: Cross multiply
    3,912.27x = 5,864.14 × 1,445.01
  4. Step 4: Simplify right side
    3,912.27x = 8,473,740.94
  5. Step 5: Solve for x
    x = 8,473,740.94/3,912.27
  6. Step 6: Final answer
    x = 2,165.94

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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.