Home / 3,174.87-4,381.34-1,849.34

Finding the Fourth Proportional to 3,174.87, 4,381.34 and 1,849.34

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Solution

The fourth proportional to 3,174.87, 4,381.34 and 1,849.34 is: 2,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.87 : 4,381.34 = 1,849.34 : x
  2. Step 2: Convert to fraction form
    3,174.87/4,381.34 = 1,849.34/x
  3. Step 3: Cross multiply
    3,174.87x = 4,381.34 × 1,849.34
  4. Step 4: Simplify right side
    3,174.87x = 8,102,587.32
  5. Step 5: Solve for x
    x = 8,102,587.32/3,174.87
  6. Step 6: Final answer
    x = 2,552.10

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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.