Home / 3,047.57-4,571.36-1,148.25

Finding the Fourth Proportional to 3,047.57, 4,571.36 and 1,148.25

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Solution

The fourth proportional to 3,047.57, 4,571.36 and 1,148.25 is: 1,722.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.57 : 4,571.36 = 1,148.25 : x
  2. Step 2: Convert to fraction form
    3,047.57/4,571.36 = 1,148.25/x
  3. Step 3: Cross multiply
    3,047.57x = 4,571.36 × 1,148.25
  4. Step 4: Simplify right side
    3,047.57x = 5,249,058.38
  5. Step 5: Solve for x
    x = 5,249,058.38/3,047.57
  6. Step 6: Final answer
    x = 1,722.38

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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.