Home / 5,796.81-7,999.52-3,144.16

Finding the Fourth Proportional to 5,796.81, 7,999.52 and 3,144.16

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Solution

The fourth proportional to 5,796.81, 7,999.52 and 3,144.16 is: 4,338.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,796.81 : 7,999.52 = 3,144.16 : x
  2. Step 2: Convert to fraction form
    5,796.81/7,999.52 = 3,144.16/x
  3. Step 3: Cross multiply
    5,796.81x = 7,999.52 × 3,144.16
  4. Step 4: Simplify right side
    5,796.81x = 25,151,770.80
  5. Step 5: Solve for x
    x = 25,151,770.80/5,796.81
  6. Step 6: Final answer
    x = 4,338.90

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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.