Home / 3,912.48-5,872.15-2,064.84

Finding the Fourth Proportional to 3,912.48, 5,872.15 and 2,064.84

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Solution

The fourth proportional to 3,912.48, 5,872.15 and 2,064.84 is: 3,099.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912.48 : 5,872.15 = 2,064.84 : x
  2. Step 2: Convert to fraction form
    3,912.48/5,872.15 = 2,064.84/x
  3. Step 3: Cross multiply
    3,912.48x = 5,872.15 × 2,064.84
  4. Step 4: Simplify right side
    3,912.48x = 12,125,030.77
  5. Step 5: Solve for x
    x = 12,125,030.77/3,912.48
  6. Step 6: Final answer
    x = 3,099.07

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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.