Home / 4,887.48-6,745.08-2,791.56

Finding the Fourth Proportional to 4,887.48, 6,745.08 and 2,791.56

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Solution

The fourth proportional to 4,887.48, 6,745.08 and 2,791.56 is: 3,852.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.48 : 6,745.08 = 2,791.56 : x
  2. Step 2: Convert to fraction form
    4,887.48/6,745.08 = 2,791.56/x
  3. Step 3: Cross multiply
    4,887.48x = 6,745.08 × 2,791.56
  4. Step 4: Simplify right side
    4,887.48x = 18,829,295.52
  5. Step 5: Solve for x
    x = 18,829,295.52/4,887.48
  6. Step 6: Final answer
    x = 3,852.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.