Home / 5,675.13-8,512.69-1,571.13

Finding the Fourth Proportional to 5,675.13, 8,512.69 and 1,571.13

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Solution

The fourth proportional to 5,675.13, 8,512.69 and 1,571.13 is: 2,356.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.13 : 8,512.69 = 1,571.13 : x
  2. Step 2: Convert to fraction form
    5,675.13/8,512.69 = 1,571.13/x
  3. Step 3: Cross multiply
    5,675.13x = 8,512.69 × 1,571.13
  4. Step 4: Simplify right side
    5,675.13x = 13,374,542.64
  5. Step 5: Solve for x
    x = 13,374,542.64/5,675.13
  6. Step 6: Final answer
    x = 2,356.69

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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.