Home / 12,723.36-19,084.98-3,958.26

Finding the Fourth Proportional to 12,723.36, 19,084.98 and 3,958.26

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Solution

The fourth proportional to 12,723.36, 19,084.98 and 3,958.26 is: 5,937.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723.36 : 19,084.98 = 3,958.26 : x
  2. Step 2: Convert to fraction form
    12,723.36/19,084.98 = 3,958.26/x
  3. Step 3: Cross multiply
    12,723.36x = 19,084.98 × 3,958.26
  4. Step 4: Simplify right side
    12,723.36x = 75,543,312.93
  5. Step 5: Solve for x
    x = 75,543,312.93/12,723.36
  6. Step 6: Final answer
    x = 5,937.37

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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.