Home / 4,123.08-5,689.72-2,443.49

Finding the Fourth Proportional to 4,123.08, 5,689.72 and 2,443.49

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Solution

The fourth proportional to 4,123.08, 5,689.72 and 2,443.49 is: 3,371.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.08 : 5,689.72 = 2,443.49 : x
  2. Step 2: Convert to fraction form
    4,123.08/5,689.72 = 2,443.49/x
  3. Step 3: Cross multiply
    4,123.08x = 5,689.72 × 2,443.49
  4. Step 4: Simplify right side
    4,123.08x = 13,902,784.13
  5. Step 5: Solve for x
    x = 13,902,784.13/4,123.08
  6. Step 6: Final answer
    x = 3,371.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.