Home / 4,618.44-6,371.42-3,125.84

Finding the Fourth Proportional to 4,618.44, 6,371.42 and 3,125.84

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Solution

The fourth proportional to 4,618.44, 6,371.42 and 3,125.84 is: 4,312.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.44 : 6,371.42 = 3,125.84 : x
  2. Step 2: Convert to fraction form
    4,618.44/6,371.42 = 3,125.84/x
  3. Step 3: Cross multiply
    4,618.44x = 6,371.42 × 3,125.84
  4. Step 4: Simplify right side
    4,618.44x = 19,915,992.01
  5. Step 5: Solve for x
    x = 19,915,992.01/4,618.44
  6. Step 6: Final answer
    x = 4,312.28

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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.