Home / 3,644.07-5,028.57-2,152.50

Finding the Fourth Proportional to 3,644.07, 5,028.57 and 2,152.50

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Solution

The fourth proportional to 3,644.07, 5,028.57 and 2,152.50 is: 2,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.07 : 5,028.57 = 2,152.50 : x
  2. Step 2: Convert to fraction form
    3,644.07/5,028.57 = 2,152.50/x
  3. Step 3: Cross multiply
    3,644.07x = 5,028.57 × 2,152.50
  4. Step 4: Simplify right side
    3,644.07x = 10,823,996.93
  5. Step 5: Solve for x
    x = 10,823,996.93/3,644.07
  6. Step 6: Final answer
    x = 2,970.30

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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.