Home / 4,953.36-7,425.05-3,105.78

Finding the Fourth Proportional to 4,953.36, 7,425.05 and 3,105.78

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Solution

The fourth proportional to 4,953.36, 7,425.05 and 3,105.78 is: 4,655.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.36 : 7,425.05 = 3,105.78 : x
  2. Step 2: Convert to fraction form
    4,953.36/7,425.05 = 3,105.78/x
  3. Step 3: Cross multiply
    4,953.36x = 7,425.05 × 3,105.78
  4. Step 4: Simplify right side
    4,953.36x = 23,060,571.79
  5. Step 5: Solve for x
    x = 23,060,571.79/4,953.36
  6. Step 6: Final answer
    x = 4,655.54

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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.