Home / 4,010.78-6,014.44-1,378.55

Finding the Fourth Proportional to 4,010.78, 6,014.44 and 1,378.55

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Solution

The fourth proportional to 4,010.78, 6,014.44 and 1,378.55 is: 2,067.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,010.78 : 6,014.44 = 1,378.55 : x
  2. Step 2: Convert to fraction form
    4,010.78/6,014.44 = 1,378.55/x
  3. Step 3: Cross multiply
    4,010.78x = 6,014.44 × 1,378.55
  4. Step 4: Simplify right side
    4,010.78x = 8,291,206.26
  5. Step 5: Solve for x
    x = 8,291,206.26/4,010.78
  6. Step 6: Final answer
    x = 2,067.23

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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.