Home / 7,512.30-11,269.62-2,582.10

Finding the Fourth Proportional to 7,512.30, 11,269.62 and 2,582.10

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Solution

The fourth proportional to 7,512.30, 11,269.62 and 2,582.10 is: 3,873.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.30 : 11,269.62 = 2,582.10 : x
  2. Step 2: Convert to fraction form
    7,512.30/11,269.62 = 2,582.10/x
  3. Step 3: Cross multiply
    7,512.30x = 11,269.62 × 2,582.10
  4. Step 4: Simplify right side
    7,512.30x = 29,099,285.80
  5. Step 5: Solve for x
    x = 29,099,285.80/7,512.30
  6. Step 6: Final answer
    x = 3,873.55

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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.