Home / 5,137.11-7,710.48-2,673.68

Finding the Fourth Proportional to 5,137.11, 7,710.48 and 2,673.68

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Solution

The fourth proportional to 5,137.11, 7,710.48 and 2,673.68 is: 4,013.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.11 : 7,710.48 = 2,673.68 : x
  2. Step 2: Convert to fraction form
    5,137.11/7,710.48 = 2,673.68/x
  3. Step 3: Cross multiply
    5,137.11x = 7,710.48 × 2,673.68
  4. Step 4: Simplify right side
    5,137.11x = 20,615,317.61
  5. Step 5: Solve for x
    x = 20,615,317.61/5,137.11
  6. Step 6: Final answer
    x = 4,013.02

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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.