Home / 3,391.37-5,085.81-1,169.58

Finding the Fourth Proportional to 3,391.37, 5,085.81 and 1,169.58

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Solution

The fourth proportional to 3,391.37, 5,085.81 and 1,169.58 is: 1,753.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.37 : 5,085.81 = 1,169.58 : x
  2. Step 2: Convert to fraction form
    3,391.37/5,085.81 = 1,169.58/x
  3. Step 3: Cross multiply
    3,391.37x = 5,085.81 × 1,169.58
  4. Step 4: Simplify right side
    3,391.37x = 5,948,261.66
  5. Step 5: Solve for x
    x = 5,948,261.66/3,391.37
  6. Step 6: Final answer
    x = 1,753.94

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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.