Home / 6,070.12-9,105.24-1,687.60

Finding the Fourth Proportional to 6,070.12, 9,105.24 and 1,687.60

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Solution

The fourth proportional to 6,070.12, 9,105.24 and 1,687.60 is: 2,531.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.12 : 9,105.24 = 1,687.60 : x
  2. Step 2: Convert to fraction form
    6,070.12/9,105.24 = 1,687.60/x
  3. Step 3: Cross multiply
    6,070.12x = 9,105.24 × 1,687.60
  4. Step 4: Simplify right side
    6,070.12x = 15,366,003.02
  5. Step 5: Solve for x
    x = 15,366,003.02/6,070.12
  6. Step 6: Final answer
    x = 2,531.42

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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.