Home / 4,745.52-7,118.26-1,458.54

Finding the Fourth Proportional to 4,745.52, 7,118.26 and 1,458.54

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Solution

The fourth proportional to 4,745.52, 7,118.26 and 1,458.54 is: 2,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.52 : 7,118.26 = 1,458.54 : x
  2. Step 2: Convert to fraction form
    4,745.52/7,118.26 = 1,458.54/x
  3. Step 3: Cross multiply
    4,745.52x = 7,118.26 × 1,458.54
  4. Step 4: Simplify right side
    4,745.52x = 10,382,266.94
  5. Step 5: Solve for x
    x = 10,382,266.94/4,745.52
  6. Step 6: Final answer
    x = 2,187.80

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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.