Home / 9,520.20-14,277.06-3,279.15

Finding the Fourth Proportional to 9,520.20, 14,277.06 and 3,279.15

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Solution

The fourth proportional to 9,520.20, 14,277.06 and 3,279.15 is: 4,917.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520.20 : 14,277.06 = 3,279.15 : x
  2. Step 2: Convert to fraction form
    9,520.20/14,277.06 = 3,279.15/x
  3. Step 3: Cross multiply
    9,520.20x = 14,277.06 × 3,279.15
  4. Step 4: Simplify right side
    9,520.20x = 46,816,621.30
  5. Step 5: Solve for x
    x = 46,816,621.30/9,520.20
  6. Step 6: Final answer
    x = 4,917.61

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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.