Home / 1,483.55-2,222.09-1,222.73

Finding the Fourth Proportional to 1,483.55, 2,222.09 and 1,222.73

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Solution

The fourth proportional to 1,483.55, 2,222.09 and 1,222.73 is: 1,831.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.55 : 2,222.09 = 1,222.73 : x
  2. Step 2: Convert to fraction form
    1,483.55/2,222.09 = 1,222.73/x
  3. Step 3: Cross multiply
    1,483.55x = 2,222.09 × 1,222.73
  4. Step 4: Simplify right side
    1,483.55x = 2,717,009.99
  5. Step 5: Solve for x
    x = 2,717,009.99/1,483.55
  6. Step 6: Final answer
    x = 1,831.42

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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.