Home / 3,756.21-5,183.40-2,054.69

Finding the Fourth Proportional to 3,756.21, 5,183.40 and 2,054.69

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Solution

The fourth proportional to 3,756.21, 5,183.40 and 2,054.69 is: 2,835.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.21 : 5,183.40 = 2,054.69 : x
  2. Step 2: Convert to fraction form
    3,756.21/5,183.40 = 2,054.69/x
  3. Step 3: Cross multiply
    3,756.21x = 5,183.40 × 2,054.69
  4. Step 4: Simplify right side
    3,756.21x = 10,650,254.23
  5. Step 5: Solve for x
    x = 10,650,254.23/3,756.21
  6. Step 6: Final answer
    x = 2,835.37

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1.5x scale

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.