Home / 4,109.14-5,670.84-2,340.71

Finding the Fourth Proportional to 4,109.14, 5,670.84 and 2,340.71

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Solution

The fourth proportional to 4,109.14, 5,670.84 and 2,340.71 is: 3,230.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.14 : 5,670.84 = 2,340.71 : x
  2. Step 2: Convert to fraction form
    4,109.14/5,670.84 = 2,340.71/x
  3. Step 3: Cross multiply
    4,109.14x = 5,670.84 × 2,340.71
  4. Step 4: Simplify right side
    4,109.14x = 13,273,791.90
  5. Step 5: Solve for x
    x = 13,273,791.90/4,109.14
  6. Step 6: Final answer
    x = 3,230.31

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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.