Home / 4,825.75-7,238.64-1,177.75

Finding the Fourth Proportional to 4,825.75, 7,238.64 and 1,177.75

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Solution

The fourth proportional to 4,825.75, 7,238.64 and 1,177.75 is: 1,766.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.75 : 7,238.64 = 1,177.75 : x
  2. Step 2: Convert to fraction form
    4,825.75/7,238.64 = 1,177.75/x
  3. Step 3: Cross multiply
    4,825.75x = 7,238.64 × 1,177.75
  4. Step 4: Simplify right side
    4,825.75x = 8,525,308.26
  5. Step 5: Solve for x
    x = 8,525,308.26/4,825.75
  6. Step 6: Final answer
    x = 1,766.63

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Similar ratio
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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.