Home / 5,456.09-8,192.34-3,274.58

Finding the Fourth Proportional to 5,456.09, 8,192.34 and 3,274.58

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Solution

The fourth proportional to 5,456.09, 8,192.34 and 3,274.58 is: 4,916.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.09 : 8,192.34 = 3,274.58 : x
  2. Step 2: Convert to fraction form
    5,456.09/8,192.34 = 3,274.58/x
  3. Step 3: Cross multiply
    5,456.09x = 8,192.34 × 3,274.58
  4. Step 4: Simplify right side
    5,456.09x = 26,826,472.72
  5. Step 5: Solve for x
    x = 26,826,472.72/5,456.09
  6. Step 6: Final answer
    x = 4,916.79

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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.