Home / 3,760.80-5,632.08-1,907.04

Finding the Fourth Proportional to 3,760.80, 5,632.08 and 1,907.04

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Solution

The fourth proportional to 3,760.80, 5,632.08 and 1,907.04 is: 2,855.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760.80 : 5,632.08 = 1,907.04 : x
  2. Step 2: Convert to fraction form
    3,760.80/5,632.08 = 1,907.04/x
  3. Step 3: Cross multiply
    3,760.80x = 5,632.08 × 1,907.04
  4. Step 4: Simplify right side
    3,760.80x = 10,740,601.84
  5. Step 5: Solve for x
    x = 10,740,601.84/3,760.80
  6. Step 6: Final answer
    x = 2,855.94

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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.