Home / 8,857.08-13,293.84-4,477.61

Finding the Fourth Proportional to 8,857.08, 13,293.84 and 4,477.61

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Solution

The fourth proportional to 8,857.08, 13,293.84 and 4,477.61 is: 6,720.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857.08 : 13,293.84 = 4,477.61 : x
  2. Step 2: Convert to fraction form
    8,857.08/13,293.84 = 4,477.61/x
  3. Step 3: Cross multiply
    8,857.08x = 13,293.84 × 4,477.61
  4. Step 4: Simplify right side
    8,857.08x = 59,524,564.45
  5. Step 5: Solve for x
    x = 59,524,564.45/8,857.08
  6. Step 6: Final answer
    x = 6,720.56

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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.