Home / 8,456.81-12,697.49-6,004.67

Finding the Fourth Proportional to 8,456.81, 12,697.49 and 6,004.67

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Solution

The fourth proportional to 8,456.81, 12,697.49 and 6,004.67 is: 9,015.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456.81 : 12,697.49 = 6,004.67 : x
  2. Step 2: Convert to fraction form
    8,456.81/12,697.49 = 6,004.67/x
  3. Step 3: Cross multiply
    8,456.81x = 12,697.49 × 6,004.67
  4. Step 4: Simplify right side
    8,456.81x = 76,244,188.80
  5. Step 5: Solve for x
    x = 76,244,188.80/8,456.81
  6. Step 6: Final answer
    x = 9,015.72

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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.