Home / 4,448.75-6,139.19-2,769.31

Finding the Fourth Proportional to 4,448.75, 6,139.19 and 2,769.31

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Solution

The fourth proportional to 4,448.75, 6,139.19 and 2,769.31 is: 3,821.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.75 : 6,139.19 = 2,769.31 : x
  2. Step 2: Convert to fraction form
    4,448.75/6,139.19 = 2,769.31/x
  3. Step 3: Cross multiply
    4,448.75x = 6,139.19 × 2,769.31
  4. Step 4: Simplify right side
    4,448.75x = 17,001,320.26
  5. Step 5: Solve for x
    x = 17,001,320.26/4,448.75
  6. Step 6: Final answer
    x = 3,821.59

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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.