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Finding the Fourth Proportional to 7,512.08, 11,268.08 and 2,582.08

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Solution

The fourth proportional to 7,512.08, 11,268.08 and 2,582.08 is: 3,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.08 : 11,268.08 = 2,582.08 : x
  2. Step 2: Convert to fraction form
    7,512.08/11,268.08 = 2,582.08/x
  3. Step 3: Cross multiply
    7,512.08x = 11,268.08 × 2,582.08
  4. Step 4: Simplify right side
    7,512.08x = 29,095,014.76
  5. Step 5: Solve for x
    x = 29,095,014.76/7,512.08
  6. Step 6: Final answer
    x = 3,873.10

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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.