Home / 2,331.16-3,496.38-945.16

Finding the Fourth Proportional to 2,331.16, 3,496.38 and 945.16

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Solution

The fourth proportional to 2,331.16, 3,496.38 and 945.16 is: 1,417.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.16 : 3,496.38 = 945.16 : x
  2. Step 2: Convert to fraction form
    2,331.16/3,496.38 = 945.16/x
  3. Step 3: Cross multiply
    2,331.16x = 3,496.38 × 945.16
  4. Step 4: Simplify right side
    2,331.16x = 3,304,638.52
  5. Step 5: Solve for x
    x = 3,304,638.52/2,331.16
  6. Step 6: Final answer
    x = 1,417.59

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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.