Home / 6,896.06-10,345.71-1,965.77

Finding the Fourth Proportional to 6,896.06, 10,345.71 and 1,965.77

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Solution

The fourth proportional to 6,896.06, 10,345.71 and 1,965.77 is: 2,949.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896.06 : 10,345.71 = 1,965.77 : x
  2. Step 2: Convert to fraction form
    6,896.06/10,345.71 = 1,965.77/x
  3. Step 3: Cross multiply
    6,896.06x = 10,345.71 × 1,965.77
  4. Step 4: Simplify right side
    6,896.06x = 20,337,286.35
  5. Step 5: Solve for x
    x = 20,337,286.35/6,896.06
  6. Step 6: Final answer
    x = 2,949.12

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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.