Home / 8,027.08-12,036.20-2,478.89

Finding the Fourth Proportional to 8,027.08, 12,036.20 and 2,478.89

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Solution

The fourth proportional to 8,027.08, 12,036.20 and 2,478.89 is: 3,716.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,027.08 : 12,036.20 = 2,478.89 : x
  2. Step 2: Convert to fraction form
    8,027.08/12,036.20 = 2,478.89/x
  3. Step 3: Cross multiply
    8,027.08x = 12,036.20 × 2,478.89
  4. Step 4: Simplify right side
    8,027.08x = 29,836,433.51
  5. Step 5: Solve for x
    x = 29,836,433.51/8,027.08
  6. Step 6: Final answer
    x = 3,716.97

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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.