Home / 4,528.42-6,786.55-2,967.75

Finding the Fourth Proportional to 4,528.42, 6,786.55 and 2,967.75

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Solution

The fourth proportional to 4,528.42, 6,786.55 and 2,967.75 is: 4,447.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.42 : 6,786.55 = 2,967.75 : x
  2. Step 2: Convert to fraction form
    4,528.42/6,786.55 = 2,967.75/x
  3. Step 3: Cross multiply
    4,528.42x = 6,786.55 × 2,967.75
  4. Step 4: Simplify right side
    4,528.42x = 20,140,783.76
  5. Step 5: Solve for x
    x = 20,140,783.76/4,528.42
  6. Step 6: Final answer
    x = 4,447.64

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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.