Home / 3,173.92-4,379.82-1,847.32

Finding the Fourth Proportional to 3,173.92, 4,379.82 and 1,847.32

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Solution

The fourth proportional to 3,173.92, 4,379.82 and 1,847.32 is: 2,549.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.92 : 4,379.82 = 1,847.32 : x
  2. Step 2: Convert to fraction form
    3,173.92/4,379.82 = 1,847.32/x
  3. Step 3: Cross multiply
    3,173.92x = 4,379.82 × 1,847.32
  4. Step 4: Simplify right side
    3,173.92x = 8,090,929.08
  5. Step 5: Solve for x
    x = 8,090,929.08/3,173.92
  6. Step 6: Final answer
    x = 2,549.19

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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.