Home / 5,784.42-8,675.54-2,819.89

Finding the Fourth Proportional to 5,784.42, 8,675.54 and 2,819.89

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Solution

The fourth proportional to 5,784.42, 8,675.54 and 2,819.89 is: 4,229.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,784.42 : 8,675.54 = 2,819.89 : x
  2. Step 2: Convert to fraction form
    5,784.42/8,675.54 = 2,819.89/x
  3. Step 3: Cross multiply
    5,784.42x = 8,675.54 × 2,819.89
  4. Step 4: Simplify right side
    5,784.42x = 24,464,039.75
  5. Step 5: Solve for x
    x = 24,464,039.75/5,784.42
  6. Step 6: Final answer
    x = 4,229.30

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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.