Home / 3,738.04-5,160.34-2,896.84

Finding the Fourth Proportional to 3,738.04, 5,160.34 and 2,896.84

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Solution

The fourth proportional to 3,738.04, 5,160.34 and 2,896.84 is: 3,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.04 : 5,160.34 = 2,896.84 : x
  2. Step 2: Convert to fraction form
    3,738.04/5,160.34 = 2,896.84/x
  3. Step 3: Cross multiply
    3,738.04x = 5,160.34 × 2,896.84
  4. Step 4: Simplify right side
    3,738.04x = 14,948,679.33
  5. Step 5: Solve for x
    x = 14,948,679.33/3,738.04
  6. Step 6: Final answer
    x = 3,999.07

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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.