Home / 5,825.39-8,039.57-3,307.61

Finding the Fourth Proportional to 5,825.39, 8,039.57 and 3,307.61

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Solution

The fourth proportional to 5,825.39, 8,039.57 and 3,307.61 is: 4,564.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.39 : 8,039.57 = 3,307.61 : x
  2. Step 2: Convert to fraction form
    5,825.39/8,039.57 = 3,307.61/x
  3. Step 3: Cross multiply
    5,825.39x = 8,039.57 × 3,307.61
  4. Step 4: Simplify right side
    5,825.39x = 26,591,765.69
  5. Step 5: Solve for x
    x = 26,591,765.69/5,825.39
  6. Step 6: Final answer
    x = 4,564.81

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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.