Home / 4,906.24-6,775.36-3,921.92

Finding the Fourth Proportional to 4,906.24, 6,775.36 and 3,921.92

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Solution

The fourth proportional to 4,906.24, 6,775.36 and 3,921.92 is: 5,416.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.24 : 6,775.36 = 3,921.92 : x
  2. Step 2: Convert to fraction form
    4,906.24/6,775.36 = 3,921.92/x
  3. Step 3: Cross multiply
    4,906.24x = 6,775.36 × 3,921.92
  4. Step 4: Simplify right side
    4,906.24x = 26,572,419.89
  5. Step 5: Solve for x
    x = 26,572,419.89/4,906.24
  6. Step 6: Final answer
    x = 5,416.05

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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.