Home / 3,163.08-4,741.82-1,313.04

Finding the Fourth Proportional to 3,163.08, 4,741.82 and 1,313.04

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Solution

The fourth proportional to 3,163.08, 4,741.82 and 1,313.04 is: 1,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.08 : 4,741.82 = 1,313.04 : x
  2. Step 2: Convert to fraction form
    3,163.08/4,741.82 = 1,313.04/x
  3. Step 3: Cross multiply
    3,163.08x = 4,741.82 × 1,313.04
  4. Step 4: Simplify right side
    3,163.08x = 6,226,199.33
  5. Step 5: Solve for x
    x = 6,226,199.33/3,163.08
  6. Step 6: Final answer
    x = 1,968.40

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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.