Home / 4,222.84-5,831.10-3,173.08

Finding the Fourth Proportional to 4,222.84, 5,831.10 and 3,173.08

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Solution

The fourth proportional to 4,222.84, 5,831.10 and 3,173.08 is: 4,381.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.84 : 5,831.10 = 3,173.08 : x
  2. Step 2: Convert to fraction form
    4,222.84/5,831.10 = 3,173.08/x
  3. Step 3: Cross multiply
    4,222.84x = 5,831.10 × 3,173.08
  4. Step 4: Simplify right side
    4,222.84x = 18,502,546.79
  5. Step 5: Solve for x
    x = 18,502,546.79/4,222.84
  6. Step 6: Final answer
    x = 4,381.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.