Home / 4,906.88-7,357.48-1,619.08

Finding the Fourth Proportional to 4,906.88, 7,357.48 and 1,619.08

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Solution

The fourth proportional to 4,906.88, 7,357.48 and 1,619.08 is: 2,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.88 : 7,357.48 = 1,619.08 : x
  2. Step 2: Convert to fraction form
    4,906.88/7,357.48 = 1,619.08/x
  3. Step 3: Cross multiply
    4,906.88x = 7,357.48 × 1,619.08
  4. Step 4: Simplify right side
    4,906.88x = 11,912,348.72
  5. Step 5: Solve for x
    x = 11,912,348.72/4,906.88
  6. Step 6: Final answer
    x = 2,427.68

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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.