Home / 2,515.30-3,471.41-1,453.32

Finding the Fourth Proportional to 2,515.30, 3,471.41 and 1,453.32

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Solution

The fourth proportional to 2,515.30, 3,471.41 and 1,453.32 is: 2,005.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.30 : 3,471.41 = 1,453.32 : x
  2. Step 2: Convert to fraction form
    2,515.30/3,471.41 = 1,453.32/x
  3. Step 3: Cross multiply
    2,515.30x = 3,471.41 × 1,453.32
  4. Step 4: Simplify right side
    2,515.30x = 5,045,069.58
  5. Step 5: Solve for x
    x = 5,045,069.58/2,515.30
  6. Step 6: Final answer
    x = 2,005.75

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