Home / 2,203.36-3,318.24-2,006.53

Finding the Fourth Proportional to 2,203.36, 3,318.24 and 2,006.53

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Solution

The fourth proportional to 2,203.36, 3,318.24 and 2,006.53 is: 3,021.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.36 : 3,318.24 = 2,006.53 : x
  2. Step 2: Convert to fraction form
    2,203.36/3,318.24 = 2,006.53/x
  3. Step 3: Cross multiply
    2,203.36x = 3,318.24 × 2,006.53
  4. Step 4: Simplify right side
    2,203.36x = 6,658,148.11
  5. Step 5: Solve for x
    x = 6,658,148.11/2,203.36
  6. Step 6: Final answer
    x = 3,021.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.