Home / 5,729.09-8,592.26-4,187.25

Finding the Fourth Proportional to 5,729.09, 8,592.26 and 4,187.25

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Solution

The fourth proportional to 5,729.09, 8,592.26 and 4,187.25 is: 6,279.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,729.09 : 8,592.26 = 4,187.25 : x
  2. Step 2: Convert to fraction form
    5,729.09/8,592.26 = 4,187.25/x
  3. Step 3: Cross multiply
    5,729.09x = 8,592.26 × 4,187.25
  4. Step 4: Simplify right side
    5,729.09x = 35,977,919.75
  5. Step 5: Solve for x
    x = 35,977,919.75/5,729.09
  6. Step 6: Final answer
    x = 6,279.87

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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.