Home / 5,311.94-7,330.38-2,954.06

Finding the Fourth Proportional to 5,311.94, 7,330.38 and 2,954.06

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Solution

The fourth proportional to 5,311.94, 7,330.38 and 2,954.06 is: 4,076.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.94 : 7,330.38 = 2,954.06 : x
  2. Step 2: Convert to fraction form
    5,311.94/7,330.38 = 2,954.06/x
  3. Step 3: Cross multiply
    5,311.94x = 7,330.38 × 2,954.06
  4. Step 4: Simplify right side
    5,311.94x = 21,654,382.34
  5. Step 5: Solve for x
    x = 21,654,382.34/5,311.94
  6. Step 6: Final answer
    x = 4,076.55

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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.