Home / 6,546.75-9,825.78-3,428.93

Finding the Fourth Proportional to 6,546.75, 9,825.78 and 3,428.93

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Solution

The fourth proportional to 6,546.75, 9,825.78 and 3,428.93 is: 5,146.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,546.75 : 9,825.78 = 3,428.93 : x
  2. Step 2: Convert to fraction form
    6,546.75/9,825.78 = 3,428.93/x
  3. Step 3: Cross multiply
    6,546.75x = 9,825.78 × 3,428.93
  4. Step 4: Simplify right side
    6,546.75x = 33,691,862.69
  5. Step 5: Solve for x
    x = 33,691,862.69/6,546.75
  6. Step 6: Final answer
    x = 5,146.35

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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.