Home / 8,975.17-13,450.87-6,887.19

Finding the Fourth Proportional to 8,975.17, 13,450.87 and 6,887.19

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Solution

The fourth proportional to 8,975.17, 13,450.87 and 6,887.19 is: 10,321.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.17 : 13,450.87 = 6,887.19 : x
  2. Step 2: Convert to fraction form
    8,975.17/13,450.87 = 6,887.19/x
  3. Step 3: Cross multiply
    8,975.17x = 13,450.87 × 6,887.19
  4. Step 4: Simplify right side
    8,975.17x = 92,638,662.92
  5. Step 5: Solve for x
    x = 92,638,662.92/8,975.17
  6. Step 6: Final answer
    x = 10,321.67

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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.