Home / 4,161.90-5,743.23-2,393.40

Finding the Fourth Proportional to 4,161.90, 5,743.23 and 2,393.40

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Solution

The fourth proportional to 4,161.90, 5,743.23 and 2,393.40 is: 3,302.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.90 : 5,743.23 = 2,393.40 : x
  2. Step 2: Convert to fraction form
    4,161.90/5,743.23 = 2,393.40/x
  3. Step 3: Cross multiply
    4,161.90x = 5,743.23 × 2,393.40
  4. Step 4: Simplify right side
    4,161.90x = 13,745,846.68
  5. Step 5: Solve for x
    x = 13,745,846.68/4,161.90
  6. Step 6: Final answer
    x = 3,302.78

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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.