Home / 7,174.49-10,761.74-2,554.25

Finding the Fourth Proportional to 7,174.49, 10,761.74 and 2,554.25

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Solution

The fourth proportional to 7,174.49, 10,761.74 and 2,554.25 is: 3,831.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174.49 : 10,761.74 = 2,554.25 : x
  2. Step 2: Convert to fraction form
    7,174.49/10,761.74 = 2,554.25/x
  3. Step 3: Cross multiply
    7,174.49x = 10,761.74 × 2,554.25
  4. Step 4: Simplify right side
    7,174.49x = 27,488,174.40
  5. Step 5: Solve for x
    x = 27,488,174.40/7,174.49
  6. Step 6: Final answer
    x = 3,831.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.