Home / 8,401.86-12,601.89-2,558.52

Finding the Fourth Proportional to 8,401.86, 12,601.89 and 2,558.52

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Solution

The fourth proportional to 8,401.86, 12,601.89 and 2,558.52 is: 3,837.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,401.86 : 12,601.89 = 2,558.52 : x
  2. Step 2: Convert to fraction form
    8,401.86/12,601.89 = 2,558.52/x
  3. Step 3: Cross multiply
    8,401.86x = 12,601.89 × 2,558.52
  4. Step 4: Simplify right side
    8,401.86x = 32,242,187.60
  5. Step 5: Solve for x
    x = 32,242,187.60/8,401.86
  6. Step 6: Final answer
    x = 3,837.51

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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.