Home / 9,169.87-13,752.59-4,234.76

Finding the Fourth Proportional to 9,169.87, 13,752.59 and 4,234.76

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Solution

The fourth proportional to 9,169.87, 13,752.59 and 4,234.76 is: 6,351.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169.87 : 13,752.59 = 4,234.76 : x
  2. Step 2: Convert to fraction form
    9,169.87/13,752.59 = 4,234.76/x
  3. Step 3: Cross multiply
    9,169.87x = 13,752.59 × 4,234.76
  4. Step 4: Simplify right side
    9,169.87x = 58,238,896.85
  5. Step 5: Solve for x
    x = 58,238,896.85/9,169.87
  6. Step 6: Final answer
    x = 6,351.12

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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.