Home / 5,755.54-7,940.39-3,237.07

Finding the Fourth Proportional to 5,755.54, 7,940.39 and 3,237.07

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Solution

The fourth proportional to 5,755.54, 7,940.39 and 3,237.07 is: 4,465.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.54 : 7,940.39 = 3,237.07 : x
  2. Step 2: Convert to fraction form
    5,755.54/7,940.39 = 3,237.07/x
  3. Step 3: Cross multiply
    5,755.54x = 7,940.39 × 3,237.07
  4. Step 4: Simplify right side
    5,755.54x = 25,703,612.23
  5. Step 5: Solve for x
    x = 25,703,612.23/5,755.54
  6. Step 6: Final answer
    x = 4,465.89

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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.