Home / 8,129.53-12,201.23-5,795.24

Finding the Fourth Proportional to 8,129.53, 12,201.23 and 5,795.24

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Solution

The fourth proportional to 8,129.53, 12,201.23 and 5,795.24 is: 8,697.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129.53 : 12,201.23 = 5,795.24 : x
  2. Step 2: Convert to fraction form
    8,129.53/12,201.23 = 5,795.24/x
  3. Step 3: Cross multiply
    8,129.53x = 12,201.23 × 5,795.24
  4. Step 4: Simplify right side
    8,129.53x = 70,709,056.15
  5. Step 5: Solve for x
    x = 70,709,056.15/8,129.53
  6. Step 6: Final answer
    x = 8,697.81

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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.