Home / 4,640.98-6,399.39-3,576.37

Finding the Fourth Proportional to 4,640.98, 6,399.39 and 3,576.37

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Solution

The fourth proportional to 4,640.98, 6,399.39 and 3,576.37 is: 4,931.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.98 : 6,399.39 = 3,576.37 : x
  2. Step 2: Convert to fraction form
    4,640.98/6,399.39 = 3,576.37/x
  3. Step 3: Cross multiply
    4,640.98x = 6,399.39 × 3,576.37
  4. Step 4: Simplify right side
    4,640.98x = 22,886,586.41
  5. Step 5: Solve for x
    x = 22,886,586.41/4,640.98
  6. Step 6: Final answer
    x = 4,931.41

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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.