Home / 4,738.41-7,108.43-1,618.25

Finding the Fourth Proportional to 4,738.41, 7,108.43 and 1,618.25

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Solution

The fourth proportional to 4,738.41, 7,108.43 and 1,618.25 is: 2,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.41 : 7,108.43 = 1,618.25 : x
  2. Step 2: Convert to fraction form
    4,738.41/7,108.43 = 1,618.25/x
  3. Step 3: Cross multiply
    4,738.41x = 7,108.43 × 1,618.25
  4. Step 4: Simplify right side
    4,738.41x = 11,503,173.21
  5. Step 5: Solve for x
    x = 11,503,173.21/4,738.41
  6. Step 6: Final answer
    x = 2,427.64

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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.