Home / 3,187.41-4,775.23-2,200.22

Finding the Fourth Proportional to 3,187.41, 4,775.23 and 2,200.22

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Solution

The fourth proportional to 3,187.41, 4,775.23 and 2,200.22 is: 3,296.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.41 : 4,775.23 = 2,200.22 : x
  2. Step 2: Convert to fraction form
    3,187.41/4,775.23 = 2,200.22/x
  3. Step 3: Cross multiply
    3,187.41x = 4,775.23 × 2,200.22
  4. Step 4: Simplify right side
    3,187.41x = 10,506,556.55
  5. Step 5: Solve for x
    x = 10,506,556.55/3,187.41
  6. Step 6: Final answer
    x = 3,296.27

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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.