Home / 6,936.72-10,403.76-2,256.75

Finding the Fourth Proportional to 6,936.72, 10,403.76 and 2,256.75

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Solution

The fourth proportional to 6,936.72, 10,403.76 and 2,256.75 is: 3,384.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.72 : 10,403.76 = 2,256.75 : x
  2. Step 2: Convert to fraction form
    6,936.72/10,403.76 = 2,256.75/x
  3. Step 3: Cross multiply
    6,936.72x = 10,403.76 × 2,256.75
  4. Step 4: Simplify right side
    6,936.72x = 23,478,685.38
  5. Step 5: Solve for x
    x = 23,478,685.38/6,936.72
  6. Step 6: Final answer
    x = 3,384.70

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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.