Home / 4,011.05-6,014.86-1,378.82

Finding the Fourth Proportional to 4,011.05, 6,014.86 and 1,378.82

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Solution

The fourth proportional to 4,011.05, 6,014.86 and 1,378.82 is: 2,067.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.05 : 6,014.86 = 1,378.82 : x
  2. Step 2: Convert to fraction form
    4,011.05/6,014.86 = 1,378.82/x
  3. Step 3: Cross multiply
    4,011.05x = 6,014.86 × 1,378.82
  4. Step 4: Simplify right side
    4,011.05x = 8,293,420.86
  5. Step 5: Solve for x
    x = 8,293,420.86/4,011.05
  6. Step 6: Final answer
    x = 2,067.64

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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.