Home / 3,247.96-4,871.09-1,167.72

Finding the Fourth Proportional to 3,247.96, 4,871.09 and 1,167.72

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Solution

The fourth proportional to 3,247.96, 4,871.09 and 1,167.72 is: 1,751.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.96 : 4,871.09 = 1,167.72 : x
  2. Step 2: Convert to fraction form
    3,247.96/4,871.09 = 1,167.72/x
  3. Step 3: Cross multiply
    3,247.96x = 4,871.09 × 1,167.72
  4. Step 4: Simplify right side
    3,247.96x = 5,688,069.21
  5. Step 5: Solve for x
    x = 5,688,069.21/3,247.96
  6. Step 6: Final answer
    x = 1,751.27

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1.5x scale

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.