Home / 4,179.69-5,768.03-2,291.45

Finding the Fourth Proportional to 4,179.69, 5,768.03 and 2,291.45

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Solution

The fourth proportional to 4,179.69, 5,768.03 and 2,291.45 is: 3,162.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.69 : 5,768.03 = 2,291.45 : x
  2. Step 2: Convert to fraction form
    4,179.69/5,768.03 = 2,291.45/x
  3. Step 3: Cross multiply
    4,179.69x = 5,768.03 × 2,291.45
  4. Step 4: Simplify right side
    4,179.69x = 13,217,112.05
  5. Step 5: Solve for x
    x = 13,217,112.05/4,179.69
  6. Step 6: Final answer
    x = 3,162.22

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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.