Home / 5,237.15-7,227.41-2,847.29

Finding the Fourth Proportional to 5,237.15, 7,227.41 and 2,847.29

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Solution

The fourth proportional to 5,237.15, 7,227.41 and 2,847.29 is: 3,929.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.15 : 7,227.41 = 2,847.29 : x
  2. Step 2: Convert to fraction form
    5,237.15/7,227.41 = 2,847.29/x
  3. Step 3: Cross multiply
    5,237.15x = 7,227.41 × 2,847.29
  4. Step 4: Simplify right side
    5,237.15x = 20,578,503.20
  5. Step 5: Solve for x
    x = 20,578,503.20/5,237.15
  6. Step 6: Final answer
    x = 3,929.33

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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.