Home / 8,723.06-13,084.59-2,149.37

Finding the Fourth Proportional to 8,723.06, 13,084.59 and 2,149.37

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Solution

The fourth proportional to 8,723.06, 13,084.59 and 2,149.37 is: 3,224.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.06 : 13,084.59 = 2,149.37 : x
  2. Step 2: Convert to fraction form
    8,723.06/13,084.59 = 2,149.37/x
  3. Step 3: Cross multiply
    8,723.06x = 13,084.59 × 2,149.37
  4. Step 4: Simplify right side
    8,723.06x = 28,123,625.21
  5. Step 5: Solve for x
    x = 28,123,625.21/8,723.06
  6. Step 6: Final answer
    x = 3,224.06

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1.5x scale

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.