Home / 3,195.06-4,790.54-1,345.68

Finding the Fourth Proportional to 3,195.06, 4,790.54 and 1,345.68

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Solution

The fourth proportional to 3,195.06, 4,790.54 and 1,345.68 is: 2,017.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.06 : 4,790.54 = 1,345.68 : x
  2. Step 2: Convert to fraction form
    3,195.06/4,790.54 = 1,345.68/x
  3. Step 3: Cross multiply
    3,195.06x = 4,790.54 × 1,345.68
  4. Step 4: Simplify right side
    3,195.06x = 6,446,533.87
  5. Step 5: Solve for x
    x = 6,446,533.87/3,195.06
  6. Step 6: Final answer
    x = 2,017.66

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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.