Home / 8,539.37-12,804.25-4,156.01

Finding the Fourth Proportional to 8,539.37, 12,804.25 and 4,156.01

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Solution

The fourth proportional to 8,539.37, 12,804.25 and 4,156.01 is: 6,231.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,539.37 : 12,804.25 = 4,156.01 : x
  2. Step 2: Convert to fraction form
    8,539.37/12,804.25 = 4,156.01/x
  3. Step 3: Cross multiply
    8,539.37x = 12,804.25 × 4,156.01
  4. Step 4: Simplify right side
    8,539.37x = 53,214,516.63
  5. Step 5: Solve for x
    x = 53,214,516.63/8,539.37
  6. Step 6: Final answer
    x = 6,231.67

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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.