Home / 4,109.05-5,671.08-2,340.82

Finding the Fourth Proportional to 4,109.05, 5,671.08 and 2,340.82

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Solution

The fourth proportional to 4,109.05, 5,671.08 and 2,340.82 is: 3,230.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.05 : 5,671.08 = 2,340.82 : x
  2. Step 2: Convert to fraction form
    4,109.05/5,671.08 = 2,340.82/x
  3. Step 3: Cross multiply
    4,109.05x = 5,671.08 × 2,340.82
  4. Step 4: Simplify right side
    4,109.05x = 13,274,977.49
  5. Step 5: Solve for x
    x = 13,274,977.49/4,109.05
  6. Step 6: Final answer
    x = 3,230.67

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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.