Home / 4,313.42-6,468.75-1,391.04

Finding the Fourth Proportional to 4,313.42, 6,468.75 and 1,391.04

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Solution

The fourth proportional to 4,313.42, 6,468.75 and 1,391.04 is: 2,086.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.42 : 6,468.75 = 1,391.04 : x
  2. Step 2: Convert to fraction form
    4,313.42/6,468.75 = 1,391.04/x
  3. Step 3: Cross multiply
    4,313.42x = 6,468.75 × 1,391.04
  4. Step 4: Simplify right side
    4,313.42x = 8,998,290
  5. Step 5: Solve for x
    x = 8,998,290/4,313.42
  6. Step 6: Final answer
    x = 2,086.12

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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.