Home / 4,243.23-6,353.51-2,486.79

Finding the Fourth Proportional to 4,243.23, 6,353.51 and 2,486.79

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Solution

The fourth proportional to 4,243.23, 6,353.51 and 2,486.79 is: 3,723.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.23 : 6,353.51 = 2,486.79 : x
  2. Step 2: Convert to fraction form
    4,243.23/6,353.51 = 2,486.79/x
  3. Step 3: Cross multiply
    4,243.23x = 6,353.51 × 2,486.79
  4. Step 4: Simplify right side
    4,243.23x = 15,799,832.70
  5. Step 5: Solve for x
    x = 15,799,832.70/4,243.23
  6. Step 6: Final answer
    x = 3,723.54

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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.