Home / 2,919.86-4,383.26-2,304.01

Finding the Fourth Proportional to 2,919.86, 4,383.26 and 2,304.01

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Solution

The fourth proportional to 2,919.86, 4,383.26 and 2,304.01 is: 3,458.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.86 : 4,383.26 = 2,304.01 : x
  2. Step 2: Convert to fraction form
    2,919.86/4,383.26 = 2,304.01/x
  3. Step 3: Cross multiply
    2,919.86x = 4,383.26 × 2,304.01
  4. Step 4: Simplify right side
    2,919.86x = 10,099,069.67
  5. Step 5: Solve for x
    x = 10,099,069.67/2,919.86
  6. Step 6: Final answer
    x = 3,458.75

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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.