Home / 3,778.33-5,669.48-1,806.19

Finding the Fourth Proportional to 3,778.33, 5,669.48 and 1,806.19

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Solution

The fourth proportional to 3,778.33, 5,669.48 and 1,806.19 is: 2,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.33 : 5,669.48 = 1,806.19 : x
  2. Step 2: Convert to fraction form
    3,778.33/5,669.48 = 1,806.19/x
  3. Step 3: Cross multiply
    3,778.33x = 5,669.48 × 1,806.19
  4. Step 4: Simplify right side
    3,778.33x = 10,240,158.08
  5. Step 5: Solve for x
    x = 10,240,158.08/3,778.33
  6. Step 6: Final answer
    x = 2,710.23

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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.