Home / 3,243.62-4,477.30-2,250.24

Finding the Fourth Proportional to 3,243.62, 4,477.30 and 2,250.24

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Solution

The fourth proportional to 3,243.62, 4,477.30 and 2,250.24 is: 3,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.62 : 4,477.30 = 2,250.24 : x
  2. Step 2: Convert to fraction form
    3,243.62/4,477.30 = 2,250.24/x
  3. Step 3: Cross multiply
    3,243.62x = 4,477.30 × 2,250.24
  4. Step 4: Simplify right side
    3,243.62x = 10,074,999.55
  5. Step 5: Solve for x
    x = 10,074,999.55/3,243.62
  6. Step 6: Final answer
    x = 3,106.10

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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.