Home / 9,081.45-13,631.71-8,048.07

Finding the Fourth Proportional to 9,081.45, 13,631.71 and 8,048.07

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Solution

The fourth proportional to 9,081.45, 13,631.71 and 8,048.07 is: 12,080.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.45 : 13,631.71 = 8,048.07 : x
  2. Step 2: Convert to fraction form
    9,081.45/13,631.71 = 8,048.07/x
  3. Step 3: Cross multiply
    9,081.45x = 13,631.71 × 8,048.07
  4. Step 4: Simplify right side
    9,081.45x = 109,708,956.30
  5. Step 5: Solve for x
    x = 109,708,956.30/9,081.45
  6. Step 6: Final answer
    x = 12,080.56

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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.