Home / 3,910.13-5,395.83-2,337.92

Finding the Fourth Proportional to 3,910.13, 5,395.83 and 2,337.92

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Solution

The fourth proportional to 3,910.13, 5,395.83 and 2,337.92 is: 3,226.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.13 : 5,395.83 = 2,337.92 : x
  2. Step 2: Convert to fraction form
    3,910.13/5,395.83 = 2,337.92/x
  3. Step 3: Cross multiply
    3,910.13x = 5,395.83 × 2,337.92
  4. Step 4: Simplify right side
    3,910.13x = 12,615,018.87
  5. Step 5: Solve for x
    x = 12,615,018.87/3,910.13
  6. Step 6: Final answer
    x = 3,226.24

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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.