Home / 8,723.68-13,088.99-3,177.41

Finding the Fourth Proportional to 8,723.68, 13,088.99 and 3,177.41

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Solution

The fourth proportional to 8,723.68, 13,088.99 and 3,177.41 is: 4,767.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.68 : 13,088.99 = 3,177.41 : x
  2. Step 2: Convert to fraction form
    8,723.68/13,088.99 = 3,177.41/x
  3. Step 3: Cross multiply
    8,723.68x = 13,088.99 × 3,177.41
  4. Step 4: Simplify right side
    8,723.68x = 41,589,030.21
  5. Step 5: Solve for x
    x = 41,589,030.21/8,723.68
  6. Step 6: Final answer
    x = 4,767.37

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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.