Home / 4,970.70-6,858.41-4,177.04

Finding the Fourth Proportional to 4,970.70, 6,858.41 and 4,177.04

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Solution

The fourth proportional to 4,970.70, 6,858.41 and 4,177.04 is: 5,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.70 : 6,858.41 = 4,177.04 : x
  2. Step 2: Convert to fraction form
    4,970.70/6,858.41 = 4,177.04/x
  3. Step 3: Cross multiply
    4,970.70x = 6,858.41 × 4,177.04
  4. Step 4: Simplify right side
    4,970.70x = 28,647,797.73
  5. Step 5: Solve for x
    x = 28,647,797.73/4,970.70
  6. Step 6: Final answer
    x = 5,763.33

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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.