Home / 2,202.92-3,040.98-1,645.16

Finding the Fourth Proportional to 2,202.92, 3,040.98 and 1,645.16

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Solution

The fourth proportional to 2,202.92, 3,040.98 and 1,645.16 is: 2,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.92 : 3,040.98 = 1,645.16 : x
  2. Step 2: Convert to fraction form
    2,202.92/3,040.98 = 1,645.16/x
  3. Step 3: Cross multiply
    2,202.92x = 3,040.98 × 1,645.16
  4. Step 4: Simplify right side
    2,202.92x = 5,002,898.66
  5. Step 5: Solve for x
    x = 5,002,898.66/2,202.92
  6. Step 6: Final answer
    x = 2,271.03

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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.