Home / 9,152.20-13,723.18-3,678.92

Finding the Fourth Proportional to 9,152.20, 13,723.18 and 3,678.92

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Solution

The fourth proportional to 9,152.20, 13,723.18 and 3,678.92 is: 5,516.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.20 : 13,723.18 = 3,678.92 : x
  2. Step 2: Convert to fraction form
    9,152.20/13,723.18 = 3,678.92/x
  3. Step 3: Cross multiply
    9,152.20x = 13,723.18 × 3,678.92
  4. Step 4: Simplify right side
    9,152.20x = 50,486,481.37
  5. Step 5: Solve for x
    x = 50,486,481.37/9,152.20
  6. Step 6: Final answer
    x = 5,516.32

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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.