Home / 4,745.78-6,549.43-2,756.96

Finding the Fourth Proportional to 4,745.78, 6,549.43 and 2,756.96

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Solution

The fourth proportional to 4,745.78, 6,549.43 and 2,756.96 is: 3,804.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.78 : 6,549.43 = 2,756.96 : x
  2. Step 2: Convert to fraction form
    4,745.78/6,549.43 = 2,756.96/x
  3. Step 3: Cross multiply
    4,745.78x = 6,549.43 × 2,756.96
  4. Step 4: Simplify right side
    4,745.78x = 18,056,516.53
  5. Step 5: Solve for x
    x = 18,056,516.53/4,745.78
  6. Step 6: Final answer
    x = 3,804.75

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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.