Home / 8,858.19-13,287.32-2,194.67

Finding the Fourth Proportional to 8,858.19, 13,287.32 and 2,194.67

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Solution

The fourth proportional to 8,858.19, 13,287.32 and 2,194.67 is: 3,292.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.19 : 13,287.32 = 2,194.67 : x
  2. Step 2: Convert to fraction form
    8,858.19/13,287.32 = 2,194.67/x
  3. Step 3: Cross multiply
    8,858.19x = 13,287.32 × 2,194.67
  4. Step 4: Simplify right side
    8,858.19x = 29,161,269.52
  5. Step 5: Solve for x
    x = 29,161,269.52/8,858.19
  6. Step 6: Final answer
    x = 3,292.01

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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.