Home / 7,760.25-10,708.07-4,618.17

Finding the Fourth Proportional to 7,760.25, 10,708.07 and 4,618.17

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Solution

The fourth proportional to 7,760.25, 10,708.07 and 4,618.17 is: 6,372.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760.25 : 10,708.07 = 4,618.17 : x
  2. Step 2: Convert to fraction form
    7,760.25/10,708.07 = 4,618.17/x
  3. Step 3: Cross multiply
    7,760.25x = 10,708.07 × 4,618.17
  4. Step 4: Simplify right side
    7,760.25x = 49,451,664.54
  5. Step 5: Solve for x
    x = 49,451,664.54/7,760.25
  6. Step 6: Final answer
    x = 6,372.43

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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.