Home / 7,627.46-10,517.73-4,789.22

Finding the Fourth Proportional to 7,627.46, 10,517.73 and 4,789.22

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Solution

The fourth proportional to 7,627.46, 10,517.73 and 4,789.22 is: 6,604.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627.46 : 10,517.73 = 4,789.22 : x
  2. Step 2: Convert to fraction form
    7,627.46/10,517.73 = 4,789.22/x
  3. Step 3: Cross multiply
    7,627.46x = 10,517.73 × 4,789.22
  4. Step 4: Simplify right side
    7,627.46x = 50,371,722.87
  5. Step 5: Solve for x
    x = 50,371,722.87/7,627.46
  6. Step 6: Final answer
    x = 6,604.00

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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.