Home / 4,385.89-6,579.24-1,265.86

Finding the Fourth Proportional to 4,385.89, 6,579.24 and 1,265.86

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Solution

The fourth proportional to 4,385.89, 6,579.24 and 1,265.86 is: 1,898.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.89 : 6,579.24 = 1,265.86 : x
  2. Step 2: Convert to fraction form
    4,385.89/6,579.24 = 1,265.86/x
  3. Step 3: Cross multiply
    4,385.89x = 6,579.24 × 1,265.86
  4. Step 4: Simplify right side
    4,385.89x = 8,328,396.75
  5. Step 5: Solve for x
    x = 8,328,396.75/4,385.89
  6. Step 6: Final answer
    x = 1,898.91

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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.