Home / 4,622.07-6,379.44-2,943.15

Finding the Fourth Proportional to 4,622.07, 6,379.44 and 2,943.15

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Solution

The fourth proportional to 4,622.07, 6,379.44 and 2,943.15 is: 4,062.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.07 : 6,379.44 = 2,943.15 : x
  2. Step 2: Convert to fraction form
    4,622.07/6,379.44 = 2,943.15/x
  3. Step 3: Cross multiply
    4,622.07x = 6,379.44 × 2,943.15
  4. Step 4: Simplify right side
    4,622.07x = 18,775,648.84
  5. Step 5: Solve for x
    x = 18,775,648.84/4,622.07
  6. Step 6: Final answer
    x = 4,062.17

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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.