Home / 5,607.75-7,738.73-3,217.82

Finding the Fourth Proportional to 5,607.75, 7,738.73 and 3,217.82

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Solution

The fourth proportional to 5,607.75, 7,738.73 and 3,217.82 is: 4,440.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.75 : 7,738.73 = 3,217.82 : x
  2. Step 2: Convert to fraction form
    5,607.75/7,738.73 = 3,217.82/x
  3. Step 3: Cross multiply
    5,607.75x = 7,738.73 × 3,217.82
  4. Step 4: Simplify right side
    5,607.75x = 24,901,840.17
  5. Step 5: Solve for x
    x = 24,901,840.17/5,607.75
  6. Step 6: Final answer
    x = 4,440.61

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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.