Home / 2,018.15-3,027.58-922.62

Finding the Fourth Proportional to 2,018.15, 3,027.58 and 922.62

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Solution

The fourth proportional to 2,018.15, 3,027.58 and 922.62 is: 1,384.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018.15 : 3,027.58 = 922.62 : x
  2. Step 2: Convert to fraction form
    2,018.15/3,027.58 = 922.62/x
  3. Step 3: Cross multiply
    2,018.15x = 3,027.58 × 922.62
  4. Step 4: Simplify right side
    2,018.15x = 2,793,305.86
  5. Step 5: Solve for x
    x = 2,793,305.86/2,018.15
  6. Step 6: Final answer
    x = 1,384.09

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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.