Home / 4,887.76-6,745.80-3,025.36

Finding the Fourth Proportional to 4,887.76, 6,745.80 and 3,025.36

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Solution

The fourth proportional to 4,887.76, 6,745.80 and 3,025.36 is: 4,175.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.76 : 6,745.80 = 3,025.36 : x
  2. Step 2: Convert to fraction form
    4,887.76/6,745.80 = 3,025.36/x
  3. Step 3: Cross multiply
    4,887.76x = 6,745.80 × 3,025.36
  4. Step 4: Simplify right side
    4,887.76x = 20,408,473.49
  5. Step 5: Solve for x
    x = 20,408,473.49/4,887.76
  6. Step 6: Final answer
    x = 4,175.42

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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.