Home / 3,325.53-4,988.57-1,865.37

Finding the Fourth Proportional to 3,325.53, 4,988.57 and 1,865.37

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Solution

The fourth proportional to 3,325.53, 4,988.57 and 1,865.37 is: 2,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.53 : 4,988.57 = 1,865.37 : x
  2. Step 2: Convert to fraction form
    3,325.53/4,988.57 = 1,865.37/x
  3. Step 3: Cross multiply
    3,325.53x = 4,988.57 × 1,865.37
  4. Step 4: Simplify right side
    3,325.53x = 9,305,519.49
  5. Step 5: Solve for x
    x = 9,305,519.49/3,325.53
  6. Step 6: Final answer
    x = 2,798.21

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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.