Home / 8,021.12-12,027.27-2,472.94

Finding the Fourth Proportional to 8,021.12, 12,027.27 and 2,472.94

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Solution

The fourth proportional to 8,021.12, 12,027.27 and 2,472.94 is: 3,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.12 : 12,027.27 = 2,472.94 : x
  2. Step 2: Convert to fraction form
    8,021.12/12,027.27 = 2,472.94/x
  3. Step 3: Cross multiply
    8,021.12x = 12,027.27 × 2,472.94
  4. Step 4: Simplify right side
    8,021.12x = 29,742,717.07
  5. Step 5: Solve for x
    x = 29,742,717.07/8,021.12
  6. Step 6: Final answer
    x = 3,708.05

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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.