Home / 6,745.31-10,118.05-2,585.53

Finding the Fourth Proportional to 6,745.31, 10,118.05 and 2,585.53

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Solution

The fourth proportional to 6,745.31, 10,118.05 and 2,585.53 is: 3,878.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,745.31 : 10,118.05 = 2,585.53 : x
  2. Step 2: Convert to fraction form
    6,745.31/10,118.05 = 2,585.53/x
  3. Step 3: Cross multiply
    6,745.31x = 10,118.05 × 2,585.53
  4. Step 4: Simplify right side
    6,745.31x = 26,160,471.23
  5. Step 5: Solve for x
    x = 26,160,471.23/6,745.31
  6. Step 6: Final answer
    x = 3,878.32

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Why These Related Problems?

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