Home / 3,543.94-4,889.84-2,200.64

Finding the Fourth Proportional to 3,543.94, 4,889.84 and 2,200.64

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Solution

The fourth proportional to 3,543.94, 4,889.84 and 2,200.64 is: 3,036.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.94 : 4,889.84 = 2,200.64 : x
  2. Step 2: Convert to fraction form
    3,543.94/4,889.84 = 2,200.64/x
  3. Step 3: Cross multiply
    3,543.94x = 4,889.84 × 2,200.64
  4. Step 4: Simplify right side
    3,543.94x = 10,760,777.50
  5. Step 5: Solve for x
    x = 10,760,777.50/3,543.94
  6. Step 6: Final answer
    x = 3,036.39

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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.