Home / 9,027.20-13,535.84-2,785.51

Finding the Fourth Proportional to 9,027.20, 13,535.84 and 2,785.51

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Solution

The fourth proportional to 9,027.20, 13,535.84 and 2,785.51 is: 4,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.20 : 13,535.84 = 2,785.51 : x
  2. Step 2: Convert to fraction form
    9,027.20/13,535.84 = 2,785.51/x
  3. Step 3: Cross multiply
    9,027.20x = 13,535.84 × 2,785.51
  4. Step 4: Simplify right side
    9,027.20x = 37,704,169.91
  5. Step 5: Solve for x
    x = 37,704,169.91/9,027.20
  6. Step 6: Final answer
    x = 4,176.73

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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.