Home / 8,400.05-12,598.97-3,469.02

Finding the Fourth Proportional to 8,400.05, 12,598.97 and 3,469.02

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Solution

The fourth proportional to 8,400.05, 12,598.97 and 3,469.02 is: 5,203.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.05 : 12,598.97 = 3,469.02 : x
  2. Step 2: Convert to fraction form
    8,400.05/12,598.97 = 3,469.02/x
  3. Step 3: Cross multiply
    8,400.05x = 12,598.97 × 3,469.02
  4. Step 4: Simplify right side
    8,400.05x = 43,706,078.91
  5. Step 5: Solve for x
    x = 43,706,078.91/8,400.05
  6. Step 6: Final answer
    x = 5,203.07

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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.