Home / 2,202.66-3,040.07-1,645.92

Finding the Fourth Proportional to 2,202.66, 3,040.07 and 1,645.92

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Solution

The fourth proportional to 2,202.66, 3,040.07 and 1,645.92 is: 2,271.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.66 : 3,040.07 = 1,645.92 : x
  2. Step 2: Convert to fraction form
    2,202.66/3,040.07 = 1,645.92/x
  3. Step 3: Cross multiply
    2,202.66x = 3,040.07 × 1,645.92
  4. Step 4: Simplify right side
    2,202.66x = 5,003,703.78
  5. Step 5: Solve for x
    x = 5,003,703.78/2,202.66
  6. Step 6: Final answer
    x = 2,271.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.