Home / 2,197.48-3,292.98-1,222.24

Finding the Fourth Proportional to 2,197.48, 3,292.98 and 1,222.24

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Solution

The fourth proportional to 2,197.48, 3,292.98 and 1,222.24 is: 1,831.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.48 : 3,292.98 = 1,222.24 : x
  2. Step 2: Convert to fraction form
    2,197.48/3,292.98 = 1,222.24/x
  3. Step 3: Cross multiply
    2,197.48x = 3,292.98 × 1,222.24
  4. Step 4: Simplify right side
    2,197.48x = 4,024,811.88
  5. Step 5: Solve for x
    x = 4,024,811.88/2,197.48
  6. Step 6: Final answer
    x = 1,831.56

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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.