Home / 4,109.14-5,669.19-2,340.30

Finding the Fourth Proportional to 4,109.14, 5,669.19 and 2,340.30

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Solution

The fourth proportional to 4,109.14, 5,669.19 and 2,340.30 is: 3,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.14 : 5,669.19 = 2,340.30 : x
  2. Step 2: Convert to fraction form
    4,109.14/5,669.19 = 2,340.30/x
  3. Step 3: Cross multiply
    4,109.14x = 5,669.19 × 2,340.30
  4. Step 4: Simplify right side
    4,109.14x = 13,267,605.36
  5. Step 5: Solve for x
    x = 13,267,605.36/4,109.14
  6. Step 6: Final answer
    x = 3,228.80

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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.