Home / 3,168.30-4,743.09-2,350.20

Finding the Fourth Proportional to 3,168.30, 4,743.09 and 2,350.20

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Solution

The fourth proportional to 3,168.30, 4,743.09 and 2,350.20 is: 3,518.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.30 : 4,743.09 = 2,350.20 : x
  2. Step 2: Convert to fraction form
    3,168.30/4,743.09 = 2,350.20/x
  3. Step 3: Cross multiply
    3,168.30x = 4,743.09 × 2,350.20
  4. Step 4: Simplify right side
    3,168.30x = 11,147,210.12
  5. Step 5: Solve for x
    x = 11,147,210.12/3,168.30
  6. Step 6: Final answer
    x = 3,518.36

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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.