Home / 3,376.11-5,055.08-2,203.20

Finding the Fourth Proportional to 3,376.11, 5,055.08 and 2,203.20

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Solution

The fourth proportional to 3,376.11, 5,055.08 and 2,203.20 is: 3,298.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.11 : 5,055.08 = 2,203.20 : x
  2. Step 2: Convert to fraction form
    3,376.11/5,055.08 = 2,203.20/x
  3. Step 3: Cross multiply
    3,376.11x = 5,055.08 × 2,203.20
  4. Step 4: Simplify right side
    3,376.11x = 11,137,341.24
  5. Step 5: Solve for x
    x = 11,137,341.24/3,376.11
  6. Step 6: Final answer
    x = 3,298.87

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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.