Home / 5,570.26-8,351.30-3,378.58

Finding the Fourth Proportional to 5,570.26, 8,351.30 and 3,378.58

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Solution

The fourth proportional to 5,570.26, 8,351.30 and 3,378.58 is: 5,065.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.26 : 8,351.30 = 3,378.58 : x
  2. Step 2: Convert to fraction form
    5,570.26/8,351.30 = 3,378.58/x
  3. Step 3: Cross multiply
    5,570.26x = 8,351.30 × 3,378.58
  4. Step 4: Simplify right side
    5,570.26x = 28,215,535.15
  5. Step 5: Solve for x
    x = 28,215,535.15/5,570.26
  6. Step 6: Final answer
    x = 5,065.39

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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.