Home / 4,906.24-7,355.22-2,130.81

Finding the Fourth Proportional to 4,906.24, 7,355.22 and 2,130.81

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Solution

The fourth proportional to 4,906.24, 7,355.22 and 2,130.81 is: 3,194.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.24 : 7,355.22 = 2,130.81 : x
  2. Step 2: Convert to fraction form
    4,906.24/7,355.22 = 2,130.81/x
  3. Step 3: Cross multiply
    4,906.24x = 7,355.22 × 2,130.81
  4. Step 4: Simplify right side
    4,906.24x = 15,672,576.33
  5. Step 5: Solve for x
    x = 15,672,576.33/4,906.24
  6. Step 6: Final answer
    x = 3,194.42

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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.