Home / 2,331.07-3,494.17-945.36

Finding the Fourth Proportional to 2,331.07, 3,494.17 and 945.36

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Solution

The fourth proportional to 2,331.07, 3,494.17 and 945.36 is: 1,417.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.07 : 3,494.17 = 945.36 : x
  2. Step 2: Convert to fraction form
    2,331.07/3,494.17 = 945.36/x
  3. Step 3: Cross multiply
    2,331.07x = 3,494.17 × 945.36
  4. Step 4: Simplify right side
    2,331.07x = 3,303,249.73
  5. Step 5: Solve for x
    x = 3,303,249.73/2,331.07
  6. Step 6: Final answer
    x = 1,417.05

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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.