Home / 9,078.60-13,623.34-3,884.48

Finding the Fourth Proportional to 9,078.60, 13,623.34 and 3,884.48

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Solution

The fourth proportional to 9,078.60, 13,623.34 and 3,884.48 is: 5,829.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078.60 : 13,623.34 = 3,884.48 : x
  2. Step 2: Convert to fraction form
    9,078.60/13,623.34 = 3,884.48/x
  3. Step 3: Cross multiply
    9,078.60x = 13,623.34 × 3,884.48
  4. Step 4: Simplify right side
    9,078.60x = 52,919,591.76
  5. Step 5: Solve for x
    x = 52,919,591.76/9,078.60
  6. Step 6: Final answer
    x = 5,829.05

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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.