Home / 3,150.82-4,346.76-2,206.77

Finding the Fourth Proportional to 3,150.82, 4,346.76 and 2,206.77

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Solution

The fourth proportional to 3,150.82, 4,346.76 and 2,206.77 is: 3,044.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.82 : 4,346.76 = 2,206.77 : x
  2. Step 2: Convert to fraction form
    3,150.82/4,346.76 = 2,206.77/x
  3. Step 3: Cross multiply
    3,150.82x = 4,346.76 × 2,206.77
  4. Step 4: Simplify right side
    3,150.82x = 9,592,299.57
  5. Step 5: Solve for x
    x = 9,592,299.57/3,150.82
  6. Step 6: Final answer
    x = 3,044.38

Related Problems

Find fourth proportional to 1,575.41, 2,173.38 and 1,103.39
Half scale
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Double scale
Find fourth proportional to 3,151.82, 4,348.14 and 2,207.77
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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.