Home / 3,543.36-5,310.60-2,245.20

Finding the Fourth Proportional to 3,543.36, 5,310.60 and 2,245.20

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Solution

The fourth proportional to 3,543.36, 5,310.60 and 2,245.20 is: 3,364.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.36 : 5,310.60 = 2,245.20 : x
  2. Step 2: Convert to fraction form
    3,543.36/5,310.60 = 2,245.20/x
  3. Step 3: Cross multiply
    3,543.36x = 5,310.60 × 2,245.20
  4. Step 4: Simplify right side
    3,543.36x = 11,923,359.12
  5. Step 5: Solve for x
    x = 11,923,359.12/3,543.36
  6. Step 6: Final answer
    x = 3,364.99

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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.