Home / 4,858.70-6,700.61-3,179.57

Finding the Fourth Proportional to 4,858.70, 6,700.61 and 3,179.57

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Solution

The fourth proportional to 4,858.70, 6,700.61 and 3,179.57 is: 4,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.70 : 6,700.61 = 3,179.57 : x
  2. Step 2: Convert to fraction form
    4,858.70/6,700.61 = 3,179.57/x
  3. Step 3: Cross multiply
    4,858.70x = 6,700.61 × 3,179.57
  4. Step 4: Simplify right side
    4,858.70x = 21,305,042.64
  5. Step 5: Solve for x
    x = 21,305,042.64/4,858.70
  6. Step 6: Final answer
    x = 4,384.93

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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.