Home / 3,762.09-5,191.34-2,083.41

Finding the Fourth Proportional to 3,762.09, 5,191.34 and 2,083.41

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Solution

The fourth proportional to 3,762.09, 5,191.34 and 2,083.41 is: 2,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762.09 : 5,191.34 = 2,083.41 : x
  2. Step 2: Convert to fraction form
    3,762.09/5,191.34 = 2,083.41/x
  3. Step 3: Cross multiply
    3,762.09x = 5,191.34 × 2,083.41
  4. Step 4: Simplify right side
    3,762.09x = 10,815,679.25
  5. Step 5: Solve for x
    x = 10,815,679.25/3,762.09
  6. Step 6: Final answer
    x = 2,874.91

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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.