Home / 2,222.70-3,334.25-579.25

Finding the Fourth Proportional to 2,222.70, 3,334.25 and 579.25

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Solution

The fourth proportional to 2,222.70, 3,334.25 and 579.25 is: 868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.70 : 3,334.25 = 579.25 : x
  2. Step 2: Convert to fraction form
    2,222.70/3,334.25 = 579.25/x
  3. Step 3: Cross multiply
    2,222.70x = 3,334.25 × 579.25
  4. Step 4: Simplify right side
    2,222.70x = 1,931,364.31
  5. Step 5: Solve for x
    x = 1,931,364.31/2,222.70
  6. Step 6: Final answer
    x = 868.93

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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.