Home / 6,621.51-9,933.12-2,240.22

Finding the Fourth Proportional to 6,621.51, 9,933.12 and 2,240.22

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Solution

The fourth proportional to 6,621.51, 9,933.12 and 2,240.22 is: 3,360.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.51 : 9,933.12 = 2,240.22 : x
  2. Step 2: Convert to fraction form
    6,621.51/9,933.12 = 2,240.22/x
  3. Step 3: Cross multiply
    6,621.51x = 9,933.12 × 2,240.22
  4. Step 4: Simplify right side
    6,621.51x = 22,252,374.09
  5. Step 5: Solve for x
    x = 22,252,374.09/6,621.51
  6. Step 6: Final answer
    x = 3,360.62

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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.