Home / 6,865.96-10,298.94-1,936.12

Finding the Fourth Proportional to 6,865.96, 10,298.94 and 1,936.12

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Solution

The fourth proportional to 6,865.96, 10,298.94 and 1,936.12 is: 2,904.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.96 : 10,298.94 = 1,936.12 : x
  2. Step 2: Convert to fraction form
    6,865.96/10,298.94 = 1,936.12/x
  3. Step 3: Cross multiply
    6,865.96x = 10,298.94 × 1,936.12
  4. Step 4: Simplify right side
    6,865.96x = 19,939,983.71
  5. Step 5: Solve for x
    x = 19,939,983.71/6,865.96
  6. Step 6: Final answer
    x = 2,904.18

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Similar ratio
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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.