Home / 7,192.48-10,785.67-2,260.79

Finding the Fourth Proportional to 7,192.48, 10,785.67 and 2,260.79

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Solution

The fourth proportional to 7,192.48, 10,785.67 and 2,260.79 is: 3,390.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.48 : 10,785.67 = 2,260.79 : x
  2. Step 2: Convert to fraction form
    7,192.48/10,785.67 = 2,260.79/x
  3. Step 3: Cross multiply
    7,192.48x = 10,785.67 × 2,260.79
  4. Step 4: Simplify right side
    7,192.48x = 24,384,134.88
  5. Step 5: Solve for x
    x = 24,384,134.88/7,192.48
  6. Step 6: Final answer
    x = 3,390.23

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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.