Home / 6,476.23-8,940.42-4,391.29

Finding the Fourth Proportional to 6,476.23, 8,940.42 and 4,391.29

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Solution

The fourth proportional to 6,476.23, 8,940.42 and 4,391.29 is: 6,062.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.23 : 8,940.42 = 4,391.29 : x
  2. Step 2: Convert to fraction form
    6,476.23/8,940.42 = 4,391.29/x
  3. Step 3: Cross multiply
    6,476.23x = 8,940.42 × 4,391.29
  4. Step 4: Simplify right side
    6,476.23x = 39,259,976.94
  5. Step 5: Solve for x
    x = 39,259,976.94/6,476.23
  6. Step 6: Final answer
    x = 6,062.17

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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.