Home / 6,450.99-8,901.73-3,617.70

Finding the Fourth Proportional to 6,450.99, 8,901.73 and 3,617.70

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Solution

The fourth proportional to 6,450.99, 8,901.73 and 3,617.70 is: 4,992.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.99 : 8,901.73 = 3,617.70 : x
  2. Step 2: Convert to fraction form
    6,450.99/8,901.73 = 3,617.70/x
  3. Step 3: Cross multiply
    6,450.99x = 8,901.73 × 3,617.70
  4. Step 4: Simplify right side
    6,450.99x = 32,203,788.62
  5. Step 5: Solve for x
    x = 32,203,788.62/6,450.99
  6. Step 6: Final answer
    x = 4,992.07

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Half scale
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Double scale
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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.