Home / 4,242.30-6,363.59-3,622.11

Finding the Fourth Proportional to 4,242.30, 6,363.59 and 3,622.11

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Solution

The fourth proportional to 4,242.30, 6,363.59 and 3,622.11 is: 5,433.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.30 : 6,363.59 = 3,622.11 : x
  2. Step 2: Convert to fraction form
    4,242.30/6,363.59 = 3,622.11/x
  3. Step 3: Cross multiply
    4,242.30x = 6,363.59 × 3,622.11
  4. Step 4: Simplify right side
    4,242.30x = 23,049,604.86
  5. Step 5: Solve for x
    x = 23,049,604.86/4,242.30
  6. Step 6: Final answer
    x = 5,433.28

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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.