Home / 3,922.28-5,885.24-1,457.96

Finding the Fourth Proportional to 3,922.28, 5,885.24 and 1,457.96

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Solution

The fourth proportional to 3,922.28, 5,885.24 and 1,457.96 is: 2,187.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.28 : 5,885.24 = 1,457.96 : x
  2. Step 2: Convert to fraction form
    3,922.28/5,885.24 = 1,457.96/x
  3. Step 3: Cross multiply
    3,922.28x = 5,885.24 × 1,457.96
  4. Step 4: Simplify right side
    3,922.28x = 8,580,407.79
  5. Step 5: Solve for x
    x = 8,580,407.79/3,922.28
  6. Step 6: Final answer
    x = 2,187.61

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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.