Home / 8,729.19-13,094.60-3,183.12

Finding the Fourth Proportional to 8,729.19, 13,094.60 and 3,183.12

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Solution

The fourth proportional to 8,729.19, 13,094.60 and 3,183.12 is: 4,774.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.19 : 13,094.60 = 3,183.12 : x
  2. Step 2: Convert to fraction form
    8,729.19/13,094.60 = 3,183.12/x
  3. Step 3: Cross multiply
    8,729.19x = 13,094.60 × 3,183.12
  4. Step 4: Simplify right side
    8,729.19x = 41,681,667.24
  5. Step 5: Solve for x
    x = 41,681,667.24/8,729.19
  6. Step 6: Final answer
    x = 4,774.98

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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.