Home / 4,441.25-6,128.93-2,578.25

Finding the Fourth Proportional to 4,441.25, 6,128.93 and 2,578.25

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Solution

The fourth proportional to 4,441.25, 6,128.93 and 2,578.25 is: 3,557.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,441.25 : 6,128.93 = 2,578.25 : x
  2. Step 2: Convert to fraction form
    4,441.25/6,128.93 = 2,578.25/x
  3. Step 3: Cross multiply
    4,441.25x = 6,128.93 × 2,578.25
  4. Step 4: Simplify right side
    4,441.25x = 15,801,900.88
  5. Step 5: Solve for x
    x = 15,801,900.88/4,441.25
  6. Step 6: Final answer
    x = 3,557.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.