Home / 4,145.80-6,223.56-2,201.80

Finding the Fourth Proportional to 4,145.80, 6,223.56 and 2,201.80

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Solution

The fourth proportional to 4,145.80, 6,223.56 and 2,201.80 is: 3,305.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.80 : 6,223.56 = 2,201.80 : x
  2. Step 2: Convert to fraction form
    4,145.80/6,223.56 = 2,201.80/x
  3. Step 3: Cross multiply
    4,145.80x = 6,223.56 × 2,201.80
  4. Step 4: Simplify right side
    4,145.80x = 13,703,034.41
  5. Step 5: Solve for x
    x = 13,703,034.41/4,145.80
  6. Step 6: Final answer
    x = 3,305.28

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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.