Home / 4,242.36-6,351.67-3,199.10

Finding the Fourth Proportional to 4,242.36, 6,351.67 and 3,199.10

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Solution

The fourth proportional to 4,242.36, 6,351.67 and 3,199.10 is: 4,789.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.36 : 6,351.67 = 3,199.10 : x
  2. Step 2: Convert to fraction form
    4,242.36/6,351.67 = 3,199.10/x
  3. Step 3: Cross multiply
    4,242.36x = 6,351.67 × 3,199.10
  4. Step 4: Simplify right side
    4,242.36x = 20,319,587.68
  5. Step 5: Solve for x
    x = 20,319,587.68/4,242.36
  6. Step 6: Final answer
    x = 4,789.69

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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.