Home / 9,132.41-13,698.75-2,558.18

Finding the Fourth Proportional to 9,132.41, 13,698.75 and 2,558.18

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Solution

The fourth proportional to 9,132.41, 13,698.75 and 2,558.18 is: 3,837.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.41 : 13,698.75 = 2,558.18 : x
  2. Step 2: Convert to fraction form
    9,132.41/13,698.75 = 2,558.18/x
  3. Step 3: Cross multiply
    9,132.41x = 13,698.75 × 2,558.18
  4. Step 4: Simplify right side
    9,132.41x = 35,043,912.12
  5. Step 5: Solve for x
    x = 35,043,912.12/9,132.41
  6. Step 6: Final answer
    x = 3,837.31

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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.