Home / 3,644.54-5,028.39-2,152.58

Finding the Fourth Proportional to 3,644.54, 5,028.39 and 2,152.58

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Solution

The fourth proportional to 3,644.54, 5,028.39 and 2,152.58 is: 2,969.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.54 : 5,028.39 = 2,152.58 : x
  2. Step 2: Convert to fraction form
    3,644.54/5,028.39 = 2,152.58/x
  3. Step 3: Cross multiply
    3,644.54x = 5,028.39 × 2,152.58
  4. Step 4: Simplify right side
    3,644.54x = 10,824,011.75
  5. Step 5: Solve for x
    x = 10,824,011.75/3,644.54
  6. Step 6: Final answer
    x = 2,969.93

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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.