Home / 3,106.68-4,286.18-2,110.24

Finding the Fourth Proportional to 3,106.68, 4,286.18 and 2,110.24

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Solution

The fourth proportional to 3,106.68, 4,286.18 and 2,110.24 is: 2,911.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.68 : 4,286.18 = 2,110.24 : x
  2. Step 2: Convert to fraction form
    3,106.68/4,286.18 = 2,110.24/x
  3. Step 3: Cross multiply
    3,106.68x = 4,286.18 × 2,110.24
  4. Step 4: Simplify right side
    3,106.68x = 9,044,868.48
  5. Step 5: Solve for x
    x = 9,044,868.48/3,106.68
  6. Step 6: Final answer
    x = 2,911.43

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Half scale
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Double scale
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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.