Home / 3,748.28-5,625.93-1,900.70

Finding the Fourth Proportional to 3,748.28, 5,625.93 and 1,900.70

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Solution

The fourth proportional to 3,748.28, 5,625.93 and 1,900.70 is: 2,852.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.28 : 5,625.93 = 1,900.70 : x
  2. Step 2: Convert to fraction form
    3,748.28/5,625.93 = 1,900.70/x
  3. Step 3: Cross multiply
    3,748.28x = 5,625.93 × 1,900.70
  4. Step 4: Simplify right side
    3,748.28x = 10,693,185.03
  5. Step 5: Solve for x
    x = 10,693,185.03/3,748.28
  6. Step 6: Final answer
    x = 2,852.82

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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.