Home / 5,017.86-6,920.73-3,223.38

Finding the Fourth Proportional to 5,017.86, 6,920.73 and 3,223.38

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Solution

The fourth proportional to 5,017.86, 6,920.73 and 3,223.38 is: 4,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.86 : 6,920.73 = 3,223.38 : x
  2. Step 2: Convert to fraction form
    5,017.86/6,920.73 = 3,223.38/x
  3. Step 3: Cross multiply
    5,017.86x = 6,920.73 × 3,223.38
  4. Step 4: Simplify right side
    5,017.86x = 22,308,142.67
  5. Step 5: Solve for x
    x = 22,308,142.67/5,017.86
  6. Step 6: Final answer
    x = 4,445.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.