Home / 3,196.86-4,794.61-1,005.08

Finding the Fourth Proportional to 3,196.86, 4,794.61 and 1,005.08

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Solution

The fourth proportional to 3,196.86, 4,794.61 and 1,005.08 is: 1,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.86 : 4,794.61 = 1,005.08 : x
  2. Step 2: Convert to fraction form
    3,196.86/4,794.61 = 1,005.08/x
  3. Step 3: Cross multiply
    3,196.86x = 4,794.61 × 1,005.08
  4. Step 4: Simplify right side
    3,196.86x = 4,818,942.65
  5. Step 5: Solve for x
    x = 4,818,942.65/3,196.86
  6. Step 6: Final answer
    x = 1,507.40

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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.