Home / 5,458.69-7,533-3,101.29

Finding the Fourth Proportional to 5,458.69, 7,533 and 3,101.29

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Solution

The fourth proportional to 5,458.69, 7,533 and 3,101.29 is: 4,279.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.69 : 7,533 = 3,101.29 : x
  2. Step 2: Convert to fraction form
    5,458.69/7,533 = 3,101.29/x
  3. Step 3: Cross multiply
    5,458.69x = 7,533 × 3,101.29
  4. Step 4: Simplify right side
    5,458.69x = 23,361,998.74
  5. Step 5: Solve for x
    x = 23,361,998.74/5,458.69
  6. Step 6: Final answer
    x = 4,279.78

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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.