Home / 4,190.48-5,782.05-2,698.04

Finding the Fourth Proportional to 4,190.48, 5,782.05 and 2,698.04

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Solution

The fourth proportional to 4,190.48, 5,782.05 and 2,698.04 is: 3,722.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.48 : 5,782.05 = 2,698.04 : x
  2. Step 2: Convert to fraction form
    4,190.48/5,782.05 = 2,698.04/x
  3. Step 3: Cross multiply
    4,190.48x = 5,782.05 × 2,698.04
  4. Step 4: Simplify right side
    4,190.48x = 15,600,202.18
  5. Step 5: Solve for x
    x = 15,600,202.18/4,190.48
  6. Step 6: Final answer
    x = 3,722.77

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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.