Home / 12,876.92-19,324.03-4,556.90

Finding the Fourth Proportional to 12,876.92, 19,324.03 and 4,556.90

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Solution

The fourth proportional to 12,876.92, 19,324.03 and 4,556.90 is: 6,838.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,876.92 : 19,324.03 = 4,556.90 : x
  2. Step 2: Convert to fraction form
    12,876.92/19,324.03 = 4,556.90/x
  3. Step 3: Cross multiply
    12,876.92x = 19,324.03 × 4,556.90
  4. Step 4: Simplify right side
    12,876.92x = 88,057,672.31
  5. Step 5: Solve for x
    x = 88,057,672.31/12,876.92
  6. Step 6: Final answer
    x = 6,838.41

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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.