Home / 4,111.29-6,166.94-1,771.11

Finding the Fourth Proportional to 4,111.29, 6,166.94 and 1,771.11

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Solution

The fourth proportional to 4,111.29, 6,166.94 and 1,771.11 is: 2,656.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.29 : 6,166.94 = 1,771.11 : x
  2. Step 2: Convert to fraction form
    4,111.29/6,166.94 = 1,771.11/x
  3. Step 3: Cross multiply
    4,111.29x = 6,166.94 × 1,771.11
  4. Step 4: Simplify right side
    4,111.29x = 10,922,320.25
  5. Step 5: Solve for x
    x = 10,922,320.25/4,111.29
  6. Step 6: Final answer
    x = 2,656.67

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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.