Home / 6,414.30-8,849.64-3,581.19

Finding the Fourth Proportional to 6,414.30, 8,849.64 and 3,581.19

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Solution

The fourth proportional to 6,414.30, 8,849.64 and 3,581.19 is: 4,940.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,414.30 : 8,849.64 = 3,581.19 : x
  2. Step 2: Convert to fraction form
    6,414.30/8,849.64 = 3,581.19/x
  3. Step 3: Cross multiply
    6,414.30x = 8,849.64 × 3,581.19
  4. Step 4: Simplify right side
    6,414.30x = 31,692,242.27
  5. Step 5: Solve for x
    x = 31,692,242.27/6,414.30
  6. Step 6: Final answer
    x = 4,940.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.