Home / 12,683.22-19,024.26-3,918.07

Finding the Fourth Proportional to 12,683.22, 19,024.26 and 3,918.07

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Solution

The fourth proportional to 12,683.22, 19,024.26 and 3,918.07 is: 5,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,683.22 : 19,024.26 = 3,918.07 : x
  2. Step 2: Convert to fraction form
    12,683.22/19,024.26 = 3,918.07/x
  3. Step 3: Cross multiply
    12,683.22x = 19,024.26 × 3,918.07
  4. Step 4: Simplify right side
    12,683.22x = 74,538,382.38
  5. Step 5: Solve for x
    x = 74,538,382.38/12,683.22
  6. Step 6: Final answer
    x = 5,876.93

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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.