Home / 3,450.51-5,176.49-1,110.69

Finding the Fourth Proportional to 3,450.51, 5,176.49 and 1,110.69

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Solution

The fourth proportional to 3,450.51, 5,176.49 and 1,110.69 is: 1,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.51 : 5,176.49 = 1,110.69 : x
  2. Step 2: Convert to fraction form
    3,450.51/5,176.49 = 1,110.69/x
  3. Step 3: Cross multiply
    3,450.51x = 5,176.49 × 1,110.69
  4. Step 4: Simplify right side
    3,450.51x = 5,749,475.68
  5. Step 5: Solve for x
    x = 5,749,475.68/3,450.51
  6. Step 6: Final answer
    x = 1,666.27

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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.