Home / 4,912.03-6,777.49-4,118.56

Finding the Fourth Proportional to 4,912.03, 6,777.49 and 4,118.56

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Solution

The fourth proportional to 4,912.03, 6,777.49 and 4,118.56 is: 5,682.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.03 : 6,777.49 = 4,118.56 : x
  2. Step 2: Convert to fraction form
    4,912.03/6,777.49 = 4,118.56/x
  3. Step 3: Cross multiply
    4,912.03x = 6,777.49 × 4,118.56
  4. Step 4: Simplify right side
    4,912.03x = 27,913,444.73
  5. Step 5: Solve for x
    x = 27,913,444.73/4,912.03
  6. Step 6: Final answer
    x = 5,682.68

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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.