Home / 3,703.20-5,551.60-2,240.80

Finding the Fourth Proportional to 3,703.20, 5,551.60 and 2,240.80

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Solution

The fourth proportional to 3,703.20, 5,551.60 and 2,240.80 is: 3,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.20 : 5,551.60 = 2,240.80 : x
  2. Step 2: Convert to fraction form
    3,703.20/5,551.60 = 2,240.80/x
  3. Step 3: Cross multiply
    3,703.20x = 5,551.60 × 2,240.80
  4. Step 4: Simplify right side
    3,703.20x = 12,440,025.28
  5. Step 5: Solve for x
    x = 12,440,025.28/3,703.20
  6. Step 6: Final answer
    x = 3,359.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.