Home / 5,235.75-7,223.33-3,876.26

Finding the Fourth Proportional to 5,235.75, 7,223.33 and 3,876.26

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Solution

The fourth proportional to 5,235.75, 7,223.33 and 3,876.26 is: 5,347.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.75 : 7,223.33 = 3,876.26 : x
  2. Step 2: Convert to fraction form
    5,235.75/7,223.33 = 3,876.26/x
  3. Step 3: Cross multiply
    5,235.75x = 7,223.33 × 3,876.26
  4. Step 4: Simplify right side
    5,235.75x = 27,999,478.72
  5. Step 5: Solve for x
    x = 27,999,478.72/5,235.75
  6. Step 6: Final answer
    x = 5,347.75

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1.5x scale

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.