Home / 3,293.40-4,939.72-1,907.52

Finding the Fourth Proportional to 3,293.40, 4,939.72 and 1,907.52

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Solution

The fourth proportional to 3,293.40, 4,939.72 and 1,907.52 is: 2,861.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.40 : 4,939.72 = 1,907.52 : x
  2. Step 2: Convert to fraction form
    3,293.40/4,939.72 = 1,907.52/x
  3. Step 3: Cross multiply
    3,293.40x = 4,939.72 × 1,907.52
  4. Step 4: Simplify right side
    3,293.40x = 9,422,614.69
  5. Step 5: Solve for x
    x = 9,422,614.69/3,293.40
  6. Step 6: Final answer
    x = 2,861.06

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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.