Home / 4,641.78-6,956.44-2,668.32

Finding the Fourth Proportional to 4,641.78, 6,956.44 and 2,668.32

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Solution

The fourth proportional to 4,641.78, 6,956.44 and 2,668.32 is: 3,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.78 : 6,956.44 = 2,668.32 : x
  2. Step 2: Convert to fraction form
    4,641.78/6,956.44 = 2,668.32/x
  3. Step 3: Cross multiply
    4,641.78x = 6,956.44 × 2,668.32
  4. Step 4: Simplify right side
    4,641.78x = 18,562,007.98
  5. Step 5: Solve for x
    x = 18,562,007.98/4,641.78
  6. Step 6: Final answer
    x = 3,998.90

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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.