Home / 5,811.75-8,717.49-1,651.77

Finding the Fourth Proportional to 5,811.75, 8,717.49 and 1,651.77

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Solution

The fourth proportional to 5,811.75, 8,717.49 and 1,651.77 is: 2,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.75 : 8,717.49 = 1,651.77 : x
  2. Step 2: Convert to fraction form
    5,811.75/8,717.49 = 1,651.77/x
  3. Step 3: Cross multiply
    5,811.75x = 8,717.49 × 1,651.77
  4. Step 4: Simplify right side
    5,811.75x = 14,399,288.46
  5. Step 5: Solve for x
    x = 14,399,288.46/5,811.75
  6. Step 6: Final answer
    x = 2,477.62

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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.