Home / 9,984.45-13,778.04-6,004.80

Finding the Fourth Proportional to 9,984.45, 13,778.04 and 6,004.80

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Solution

The fourth proportional to 9,984.45, 13,778.04 and 6,004.80 is: 8,286.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,984.45 : 13,778.04 = 6,004.80 : x
  2. Step 2: Convert to fraction form
    9,984.45/13,778.04 = 6,004.80/x
  3. Step 3: Cross multiply
    9,984.45x = 13,778.04 × 6,004.80
  4. Step 4: Simplify right side
    9,984.45x = 82,734,374.59
  5. Step 5: Solve for x
    x = 82,734,374.59/9,984.45
  6. Step 6: Final answer
    x = 8,286.32

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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.