Home / 2,202.56-3,277.84-2,130.56

Finding the Fourth Proportional to 2,202.56, 3,277.84 and 2,130.56

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Solution

The fourth proportional to 2,202.56, 3,277.84 and 2,130.56 is: 3,170.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.56 : 3,277.84 = 2,130.56 : x
  2. Step 2: Convert to fraction form
    2,202.56/3,277.84 = 2,130.56/x
  3. Step 3: Cross multiply
    2,202.56x = 3,277.84 × 2,130.56
  4. Step 4: Simplify right side
    2,202.56x = 6,983,634.79
  5. Step 5: Solve for x
    x = 6,983,634.79/2,202.56
  6. Step 6: Final answer
    x = 3,170.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.