Home / 5,555.46-8,331.74-2,223.56

Finding the Fourth Proportional to 5,555.46, 8,331.74 and 2,223.56

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Solution

The fourth proportional to 5,555.46, 8,331.74 and 2,223.56 is: 3,334.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.46 : 8,331.74 = 2,223.56 : x
  2. Step 2: Convert to fraction form
    5,555.46/8,331.74 = 2,223.56/x
  3. Step 3: Cross multiply
    5,555.46x = 8,331.74 × 2,223.56
  4. Step 4: Simplify right side
    5,555.46x = 18,526,123.79
  5. Step 5: Solve for x
    x = 18,526,123.79/5,555.46
  6. Step 6: Final answer
    x = 3,334.76

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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.