Home / 2,201.10-3,301.65-2,055.30

Finding the Fourth Proportional to 2,201.10, 3,301.65 and 2,055.30

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Solution

The fourth proportional to 2,201.10, 3,301.65 and 2,055.30 is: 3,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.10 : 3,301.65 = 2,055.30 : x
  2. Step 2: Convert to fraction form
    2,201.10/3,301.65 = 2,055.30/x
  3. Step 3: Cross multiply
    2,201.10x = 3,301.65 × 2,055.30
  4. Step 4: Simplify right side
    2,201.10x = 6,785,881.25
  5. Step 5: Solve for x
    x = 6,785,881.25/2,201.10
  6. Step 6: Final answer
    x = 3,082.95

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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.