Home / 6,623.77-9,933.54-2,180.40

Finding the Fourth Proportional to 6,623.77, 9,933.54 and 2,180.40

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Solution

The fourth proportional to 6,623.77, 9,933.54 and 2,180.40 is: 3,269.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.77 : 9,933.54 = 2,180.40 : x
  2. Step 2: Convert to fraction form
    6,623.77/9,933.54 = 2,180.40/x
  3. Step 3: Cross multiply
    6,623.77x = 9,933.54 × 2,180.40
  4. Step 4: Simplify right side
    6,623.77x = 21,659,109.24
  5. Step 5: Solve for x
    x = 21,659,109.24/6,623.77
  6. Step 6: Final answer
    x = 3,269.91

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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.