Home / 9,843.28-14,764.88-3,999.84

Finding the Fourth Proportional to 9,843.28, 14,764.88 and 3,999.84

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Solution

The fourth proportional to 9,843.28, 14,764.88 and 3,999.84 is: 5,999.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,843.28 : 14,764.88 = 3,999.84 : x
  2. Step 2: Convert to fraction form
    9,843.28/14,764.88 = 3,999.84/x
  3. Step 3: Cross multiply
    9,843.28x = 14,764.88 × 3,999.84
  4. Step 4: Simplify right side
    9,843.28x = 59,057,157.62
  5. Step 5: Solve for x
    x = 59,057,157.62/9,843.28
  6. Step 6: Final answer
    x = 5,999.74

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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.