Home / 2,301.54-3,175.11-1,369.50

Finding the Fourth Proportional to 2,301.54, 3,175.11 and 1,369.50

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Solution

The fourth proportional to 2,301.54, 3,175.11 and 1,369.50 is: 1,889.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.54 : 3,175.11 = 1,369.50 : x
  2. Step 2: Convert to fraction form
    2,301.54/3,175.11 = 1,369.50/x
  3. Step 3: Cross multiply
    2,301.54x = 3,175.11 × 1,369.50
  4. Step 4: Simplify right side
    2,301.54x = 4,348,313.15
  5. Step 5: Solve for x
    x = 4,348,313.15/2,301.54
  6. Step 6: Final answer
    x = 1,889.31

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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.