Home / 5,625.86-8,440.68-2,507.99

Finding the Fourth Proportional to 5,625.86, 8,440.68 and 2,507.99

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Solution

The fourth proportional to 5,625.86, 8,440.68 and 2,507.99 is: 3,762.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.86 : 8,440.68 = 2,507.99 : x
  2. Step 2: Convert to fraction form
    5,625.86/8,440.68 = 2,507.99/x
  3. Step 3: Cross multiply
    5,625.86x = 8,440.68 × 2,507.99
  4. Step 4: Simplify right side
    5,625.86x = 21,169,141.03
  5. Step 5: Solve for x
    x = 21,169,141.03/5,625.86
  6. Step 6: Final answer
    x = 3,762.83

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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.