Home / 5,171.94-7,137.53-3,048.10

Finding the Fourth Proportional to 5,171.94, 7,137.53 and 3,048.10

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Solution

The fourth proportional to 5,171.94, 7,137.53 and 3,048.10 is: 4,206.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.94 : 7,137.53 = 3,048.10 : x
  2. Step 2: Convert to fraction form
    5,171.94/7,137.53 = 3,048.10/x
  3. Step 3: Cross multiply
    5,171.94x = 7,137.53 × 3,048.10
  4. Step 4: Simplify right side
    5,171.94x = 21,755,905.19
  5. Step 5: Solve for x
    x = 21,755,905.19/5,171.94
  6. Step 6: Final answer
    x = 4,206.53

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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.