Home / 5,915.39-8,873.24-2,019.75

Finding the Fourth Proportional to 5,915.39, 8,873.24 and 2,019.75

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Solution

The fourth proportional to 5,915.39, 8,873.24 and 2,019.75 is: 3,029.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.39 : 8,873.24 = 2,019.75 : x
  2. Step 2: Convert to fraction form
    5,915.39/8,873.24 = 2,019.75/x
  3. Step 3: Cross multiply
    5,915.39x = 8,873.24 × 2,019.75
  4. Step 4: Simplify right side
    5,915.39x = 17,921,716.39
  5. Step 5: Solve for x
    x = 17,921,716.39/5,915.39
  6. Step 6: Final answer
    x = 3,029.68

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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.