Home / 2,923.88-4,378.33-1,933.66

Finding the Fourth Proportional to 2,923.88, 4,378.33 and 1,933.66

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Solution

The fourth proportional to 2,923.88, 4,378.33 and 1,933.66 is: 2,895.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.88 : 4,378.33 = 1,933.66 : x
  2. Step 2: Convert to fraction form
    2,923.88/4,378.33 = 1,933.66/x
  3. Step 3: Cross multiply
    2,923.88x = 4,378.33 × 1,933.66
  4. Step 4: Simplify right side
    2,923.88x = 8,466,210.12
  5. Step 5: Solve for x
    x = 8,466,210.12/2,923.88
  6. Step 6: Final answer
    x = 2,895.54

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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.