Home / 6,273.46-8,661.29-4,039.21

Finding the Fourth Proportional to 6,273.46, 8,661.29 and 4,039.21

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Solution

The fourth proportional to 6,273.46, 8,661.29 and 4,039.21 is: 5,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,273.46 : 8,661.29 = 4,039.21 : x
  2. Step 2: Convert to fraction form
    6,273.46/8,661.29 = 4,039.21/x
  3. Step 3: Cross multiply
    6,273.46x = 8,661.29 × 4,039.21
  4. Step 4: Simplify right side
    6,273.46x = 34,984,769.18
  5. Step 5: Solve for x
    x = 34,984,769.18/6,273.46
  6. Step 6: Final answer
    x = 5,576.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.