Home / 6,223.97-8,589.08-3,429.47

Finding the Fourth Proportional to 6,223.97, 8,589.08 and 3,429.47

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Solution

The fourth proportional to 6,223.97, 8,589.08 and 3,429.47 is: 4,732.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.97 : 8,589.08 = 3,429.47 : x
  2. Step 2: Convert to fraction form
    6,223.97/8,589.08 = 3,429.47/x
  3. Step 3: Cross multiply
    6,223.97x = 8,589.08 × 3,429.47
  4. Step 4: Simplify right side
    6,223.97x = 29,455,992.19
  5. Step 5: Solve for x
    x = 29,455,992.19/6,223.97
  6. Step 6: Final answer
    x = 4,732.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.