Home / 4,745.16-7,113.60-1,825.56

Finding the Fourth Proportional to 4,745.16, 7,113.60 and 1,825.56

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Solution

The fourth proportional to 4,745.16, 7,113.60 and 1,825.56 is: 2,736.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.16 : 7,113.60 = 1,825.56 : x
  2. Step 2: Convert to fraction form
    4,745.16/7,113.60 = 1,825.56/x
  3. Step 3: Cross multiply
    4,745.16x = 7,113.60 × 1,825.56
  4. Step 4: Simplify right side
    4,745.16x = 12,986,303.62
  5. Step 5: Solve for x
    x = 12,986,303.62/4,745.16
  6. Step 6: Final answer
    x = 2,736.75

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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.