Home / 5,237.44-7,227.36-2,999.68

Finding the Fourth Proportional to 5,237.44, 7,227.36 and 2,999.68

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Solution

The fourth proportional to 5,237.44, 7,227.36 and 2,999.68 is: 4,139.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.44 : 7,227.36 = 2,999.68 : x
  2. Step 2: Convert to fraction form
    5,237.44/7,227.36 = 2,999.68/x
  3. Step 3: Cross multiply
    5,237.44x = 7,227.36 × 2,999.68
  4. Step 4: Simplify right side
    5,237.44x = 21,679,767.24
  5. Step 5: Solve for x
    x = 21,679,767.24/5,237.44
  6. Step 6: Final answer
    x = 4,139.38

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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.