Home / 6,221.91-8,594.42-4,647.27

Finding the Fourth Proportional to 6,221.91, 8,594.42 and 4,647.27

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Solution

The fourth proportional to 6,221.91, 8,594.42 and 4,647.27 is: 6,419.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.91 : 8,594.42 = 4,647.27 : x
  2. Step 2: Convert to fraction form
    6,221.91/8,594.42 = 4,647.27/x
  3. Step 3: Cross multiply
    6,221.91x = 8,594.42 × 4,647.27
  4. Step 4: Simplify right side
    6,221.91x = 39,940,567.00
  5. Step 5: Solve for x
    x = 39,940,567.00/6,221.91
  6. Step 6: Final answer
    x = 6,419.34

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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.