Home / 2,233.34-3,346.80-1,257.38

Finding the Fourth Proportional to 2,233.34, 3,346.80 and 1,257.38

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Solution

The fourth proportional to 2,233.34, 3,346.80 and 1,257.38 is: 1,884.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233.34 : 3,346.80 = 1,257.38 : x
  2. Step 2: Convert to fraction form
    2,233.34/3,346.80 = 1,257.38/x
  3. Step 3: Cross multiply
    2,233.34x = 3,346.80 × 1,257.38
  4. Step 4: Simplify right side
    2,233.34x = 4,208,191.02
  5. Step 5: Solve for x
    x = 4,208,191.02/2,233.34
  6. Step 6: Final answer
    x = 1,884.26

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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.