Home / 8,374.08-12,556.32-2,824.56

Finding the Fourth Proportional to 8,374.08, 12,556.32 and 2,824.56

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Solution

The fourth proportional to 8,374.08, 12,556.32 and 2,824.56 is: 4,235.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.08 : 12,556.32 = 2,824.56 : x
  2. Step 2: Convert to fraction form
    8,374.08/12,556.32 = 2,824.56/x
  3. Step 3: Cross multiply
    8,374.08x = 12,556.32 × 2,824.56
  4. Step 4: Simplify right side
    8,374.08x = 35,466,079.22
  5. Step 5: Solve for x
    x = 35,466,079.22/8,374.08
  6. Step 6: Final answer
    x = 4,235.22

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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.