Home / 8,114.22-12,173.84-3,436.32

Finding the Fourth Proportional to 8,114.22, 12,173.84 and 3,436.32

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Solution

The fourth proportional to 8,114.22, 12,173.84 and 3,436.32 is: 5,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114.22 : 12,173.84 = 3,436.32 : x
  2. Step 2: Convert to fraction form
    8,114.22/12,173.84 = 3,436.32/x
  3. Step 3: Cross multiply
    8,114.22x = 12,173.84 × 3,436.32
  4. Step 4: Simplify right side
    8,114.22x = 41,833,192.69
  5. Step 5: Solve for x
    x = 41,833,192.69/8,114.22
  6. Step 6: Final answer
    x = 5,155.54

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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.