Home / 4,649.37-6,971.02-1,687.26

Finding the Fourth Proportional to 4,649.37, 6,971.02 and 1,687.26

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Solution

The fourth proportional to 4,649.37, 6,971.02 and 1,687.26 is: 2,529.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,649.37 : 6,971.02 = 1,687.26 : x
  2. Step 2: Convert to fraction form
    4,649.37/6,971.02 = 1,687.26/x
  3. Step 3: Cross multiply
    4,649.37x = 6,971.02 × 1,687.26
  4. Step 4: Simplify right side
    4,649.37x = 11,761,923.21
  5. Step 5: Solve for x
    x = 11,761,923.21/4,649.37
  6. Step 6: Final answer
    x = 2,529.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.