Home / 3,168.99-4,372.14-2,051.34

Finding the Fourth Proportional to 3,168.99, 4,372.14 and 2,051.34

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Solution

The fourth proportional to 3,168.99, 4,372.14 and 2,051.34 is: 2,830.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.99 : 4,372.14 = 2,051.34 : x
  2. Step 2: Convert to fraction form
    3,168.99/4,372.14 = 2,051.34/x
  3. Step 3: Cross multiply
    3,168.99x = 4,372.14 × 2,051.34
  4. Step 4: Simplify right side
    3,168.99x = 8,968,745.67
  5. Step 5: Solve for x
    x = 8,968,745.67/3,168.99
  6. Step 6: Final answer
    x = 2,830.16

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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.