Home / 3,060.75-4,591.37-1,008.75

Finding the Fourth Proportional to 3,060.75, 4,591.37 and 1,008.75

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Solution

The fourth proportional to 3,060.75, 4,591.37 and 1,008.75 is: 1,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.75 : 4,591.37 = 1,008.75 : x
  2. Step 2: Convert to fraction form
    3,060.75/4,591.37 = 1,008.75/x
  3. Step 3: Cross multiply
    3,060.75x = 4,591.37 × 1,008.75
  4. Step 4: Simplify right side
    3,060.75x = 4,631,539.44
  5. Step 5: Solve for x
    x = 4,631,539.44/3,060.75
  6. Step 6: Final answer
    x = 1,513.20

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Half scale
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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.