Home / 13,208.92-19,806.96-4,892.86

Finding the Fourth Proportional to 13,208.92, 19,806.96 and 4,892.86

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Solution

The fourth proportional to 13,208.92, 19,806.96 and 4,892.86 is: 7,336.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208.92 : 19,806.96 = 4,892.86 : x
  2. Step 2: Convert to fraction form
    13,208.92/19,806.96 = 4,892.86/x
  3. Step 3: Cross multiply
    13,208.92x = 19,806.96 × 4,892.86
  4. Step 4: Simplify right side
    13,208.92x = 96,912,682.31
  5. Step 5: Solve for x
    x = 96,912,682.31/13,208.92
  6. Step 6: Final answer
    x = 7,336.91

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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.