Home / 6,433.50-8,872.14-4,197.09

Finding the Fourth Proportional to 6,433.50, 8,872.14 and 4,197.09

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Solution

The fourth proportional to 6,433.50, 8,872.14 and 4,197.09 is: 5,788.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433.50 : 8,872.14 = 4,197.09 : x
  2. Step 2: Convert to fraction form
    6,433.50/8,872.14 = 4,197.09/x
  3. Step 3: Cross multiply
    6,433.50x = 8,872.14 × 4,197.09
  4. Step 4: Simplify right side
    6,433.50x = 37,237,170.07
  5. Step 5: Solve for x
    x = 37,237,170.07/6,433.50
  6. Step 6: Final answer
    x = 5,788.01

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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.