Home / 4,708.41-6,494.43-3,939.72

Finding the Fourth Proportional to 4,708.41, 6,494.43 and 3,939.72

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Solution

The fourth proportional to 4,708.41, 6,494.43 and 3,939.72 is: 5,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708.41 : 6,494.43 = 3,939.72 : x
  2. Step 2: Convert to fraction form
    4,708.41/6,494.43 = 3,939.72/x
  3. Step 3: Cross multiply
    4,708.41x = 6,494.43 × 3,939.72
  4. Step 4: Simplify right side
    4,708.41x = 25,586,235.76
  5. Step 5: Solve for x
    x = 25,586,235.76/4,708.41
  6. Step 6: Final answer
    x = 5,434.16

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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.