Home / 8,018.91-12,027.27-2,472.12

Finding the Fourth Proportional to 8,018.91, 12,027.27 and 2,472.12

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Solution

The fourth proportional to 8,018.91, 12,027.27 and 2,472.12 is: 3,707.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.91 : 12,027.27 = 2,472.12 : x
  2. Step 2: Convert to fraction form
    8,018.91/12,027.27 = 2,472.12/x
  3. Step 3: Cross multiply
    8,018.91x = 12,027.27 × 2,472.12
  4. Step 4: Simplify right side
    8,018.91x = 29,732,854.71
  5. Step 5: Solve for x
    x = 29,732,854.71/8,018.91
  6. Step 6: Final answer
    x = 3,707.84

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1.5x scale

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.