Home / 4,847.46-6,689.43-2,751.72

Finding the Fourth Proportional to 4,847.46, 6,689.43 and 2,751.72

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Solution

The fourth proportional to 4,847.46, 6,689.43 and 2,751.72 is: 3,797.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.46 : 6,689.43 = 2,751.72 : x
  2. Step 2: Convert to fraction form
    4,847.46/6,689.43 = 2,751.72/x
  3. Step 3: Cross multiply
    4,847.46x = 6,689.43 × 2,751.72
  4. Step 4: Simplify right side
    4,847.46x = 18,407,438.32
  5. Step 5: Solve for x
    x = 18,407,438.32/4,847.46
  6. Step 6: Final answer
    x = 3,797.34

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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.