Home / 2,740.60-4,119.99-2,537.68

Finding the Fourth Proportional to 2,740.60, 4,119.99 and 2,537.68

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Solution

The fourth proportional to 2,740.60, 4,119.99 and 2,537.68 is: 3,814.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.60 : 4,119.99 = 2,537.68 : x
  2. Step 2: Convert to fraction form
    2,740.60/4,119.99 = 2,537.68/x
  3. Step 3: Cross multiply
    2,740.60x = 4,119.99 × 2,537.68
  4. Step 4: Simplify right side
    2,740.60x = 10,455,216.22
  5. Step 5: Solve for x
    x = 10,455,216.22/2,740.60
  6. Step 6: Final answer
    x = 3,814.94

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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.