Home / 2,202.01-3,319.63-2,061.07

Finding the Fourth Proportional to 2,202.01, 3,319.63 and 2,061.07

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Solution

The fourth proportional to 2,202.01, 3,319.63 and 2,061.07 is: 3,107.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.01 : 3,319.63 = 2,061.07 : x
  2. Step 2: Convert to fraction form
    2,202.01/3,319.63 = 2,061.07/x
  3. Step 3: Cross multiply
    2,202.01x = 3,319.63 × 2,061.07
  4. Step 4: Simplify right side
    2,202.01x = 6,841,989.80
  5. Step 5: Solve for x
    x = 6,841,989.80/2,202.01
  6. Step 6: Final answer
    x = 3,107.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.