Home / 3,739.12-5,160.11-2,060.65

Finding the Fourth Proportional to 3,739.12, 5,160.11 and 2,060.65

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Solution

The fourth proportional to 3,739.12, 5,160.11 and 2,060.65 is: 2,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.12 : 5,160.11 = 2,060.65 : x
  2. Step 2: Convert to fraction form
    3,739.12/5,160.11 = 2,060.65/x
  3. Step 3: Cross multiply
    3,739.12x = 5,160.11 × 2,060.65
  4. Step 4: Simplify right side
    3,739.12x = 10,633,192.27
  5. Step 5: Solve for x
    x = 10,633,192.27/3,739.12
  6. Step 6: Final answer
    x = 2,843.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.