Home / 5,494.70-8,242.86-3,555.56

Finding the Fourth Proportional to 5,494.70, 8,242.86 and 3,555.56

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Solution

The fourth proportional to 5,494.70, 8,242.86 and 3,555.56 is: 5,333.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.70 : 8,242.86 = 3,555.56 : x
  2. Step 2: Convert to fraction form
    5,494.70/8,242.86 = 3,555.56/x
  3. Step 3: Cross multiply
    5,494.70x = 8,242.86 × 3,555.56
  4. Step 4: Simplify right side
    5,494.70x = 29,307,983.30
  5. Step 5: Solve for x
    x = 29,307,983.30/5,494.70
  6. Step 6: Final answer
    x = 5,333.86

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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.