Home / 5,999.28-8,278.79-3,762.33

Finding the Fourth Proportional to 5,999.28, 8,278.79 and 3,762.33

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Solution

The fourth proportional to 5,999.28, 8,278.79 and 3,762.33 is: 5,191.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.28 : 8,278.79 = 3,762.33 : x
  2. Step 2: Convert to fraction form
    5,999.28/8,278.79 = 3,762.33/x
  3. Step 3: Cross multiply
    5,999.28x = 8,278.79 × 3,762.33
  4. Step 4: Simplify right side
    5,999.28x = 31,147,521.17
  5. Step 5: Solve for x
    x = 31,147,521.17/5,999.28
  6. Step 6: Final answer
    x = 5,191.88

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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.