Home / 4,080.14-5,629.58-2,378.94

Finding the Fourth Proportional to 4,080.14, 5,629.58 and 2,378.94

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Solution

The fourth proportional to 4,080.14, 5,629.58 and 2,378.94 is: 3,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.14 : 5,629.58 = 2,378.94 : x
  2. Step 2: Convert to fraction form
    4,080.14/5,629.58 = 2,378.94/x
  3. Step 3: Cross multiply
    4,080.14x = 5,629.58 × 2,378.94
  4. Step 4: Simplify right side
    4,080.14x = 13,392,433.05
  5. Step 5: Solve for x
    x = 13,392,433.05/4,080.14
  6. Step 6: Final answer
    x = 3,282.35

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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.