Home / 3,546.89-5,320.99-1,696.75

Finding the Fourth Proportional to 3,546.89, 5,320.99 and 1,696.75

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Solution

The fourth proportional to 3,546.89, 5,320.99 and 1,696.75 is: 2,545.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.89 : 5,320.99 = 1,696.75 : x
  2. Step 2: Convert to fraction form
    3,546.89/5,320.99 = 1,696.75/x
  3. Step 3: Cross multiply
    3,546.89x = 5,320.99 × 1,696.75
  4. Step 4: Simplify right side
    3,546.89x = 9,028,378.60
  5. Step 5: Solve for x
    x = 9,028,378.60/3,546.89
  6. Step 6: Final answer
    x = 2,545.44

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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.