Home / 5,578.25-8,363.32-3,386.59

Finding the Fourth Proportional to 5,578.25, 8,363.32 and 3,386.59

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Solution

The fourth proportional to 5,578.25, 8,363.32 and 3,386.59 is: 5,077.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.25 : 8,363.32 = 3,386.59 : x
  2. Step 2: Convert to fraction form
    5,578.25/8,363.32 = 3,386.59/x
  3. Step 3: Cross multiply
    5,578.25x = 8,363.32 × 3,386.59
  4. Step 4: Simplify right side
    5,578.25x = 28,323,106.50
  5. Step 5: Solve for x
    x = 28,323,106.50/5,578.25
  6. Step 6: Final answer
    x = 5,077.42

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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.