Home / 3,702.24-5,109.20-2,023.80

Finding the Fourth Proportional to 3,702.24, 5,109.20 and 2,023.80

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Solution

The fourth proportional to 3,702.24, 5,109.20 and 2,023.80 is: 2,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.24 : 5,109.20 = 2,023.80 : x
  2. Step 2: Convert to fraction form
    3,702.24/5,109.20 = 2,023.80/x
  3. Step 3: Cross multiply
    3,702.24x = 5,109.20 × 2,023.80
  4. Step 4: Simplify right side
    3,702.24x = 10,339,998.96
  5. Step 5: Solve for x
    x = 10,339,998.96/3,702.24
  6. Step 6: Final answer
    x = 2,792.90

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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.