Home / 9,014.25-13,521.38-2,858.25

Finding the Fourth Proportional to 9,014.25, 13,521.38 and 2,858.25

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Solution

The fourth proportional to 9,014.25, 13,521.38 and 2,858.25 is: 4,287.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,014.25 : 13,521.38 = 2,858.25 : x
  2. Step 2: Convert to fraction form
    9,014.25/13,521.38 = 2,858.25/x
  3. Step 3: Cross multiply
    9,014.25x = 13,521.38 × 2,858.25
  4. Step 4: Simplify right side
    9,014.25x = 38,647,470.09
  5. Step 5: Solve for x
    x = 38,647,470.09/9,014.25
  6. Step 6: Final answer
    x = 4,287.38

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1.5x scale

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.