Home / 4,299.86-5,933.76-3,947.22

Finding the Fourth Proportional to 4,299.86, 5,933.76 and 3,947.22

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Solution

The fourth proportional to 4,299.86, 5,933.76 and 3,947.22 is: 5,447.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.86 : 5,933.76 = 3,947.22 : x
  2. Step 2: Convert to fraction form
    4,299.86/5,933.76 = 3,947.22/x
  3. Step 3: Cross multiply
    4,299.86x = 5,933.76 × 3,947.22
  4. Step 4: Simplify right side
    4,299.86x = 23,421,856.15
  5. Step 5: Solve for x
    x = 23,421,856.15/4,299.86
  6. Step 6: Final answer
    x = 5,447.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.