Home / 5,623.86-8,437.68-2,505.99

Finding the Fourth Proportional to 5,623.86, 8,437.68 and 2,505.99

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Solution

The fourth proportional to 5,623.86, 8,437.68 and 2,505.99 is: 3,759.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.86 : 8,437.68 = 2,505.99 : x
  2. Step 2: Convert to fraction form
    5,623.86/8,437.68 = 2,505.99/x
  3. Step 3: Cross multiply
    5,623.86x = 8,437.68 × 2,505.99
  4. Step 4: Simplify right side
    5,623.86x = 21,144,741.70
  5. Step 5: Solve for x
    x = 21,144,741.70/5,623.86
  6. Step 6: Final answer
    x = 3,759.83

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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.