Home / 4,080.18-5,629.14-2,486.16

Finding the Fourth Proportional to 4,080.18, 5,629.14 and 2,486.16

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Solution

The fourth proportional to 4,080.18, 5,629.14 and 2,486.16 is: 3,429.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.18 : 5,629.14 = 2,486.16 : x
  2. Step 2: Convert to fraction form
    4,080.18/5,629.14 = 2,486.16/x
  3. Step 3: Cross multiply
    4,080.18x = 5,629.14 × 2,486.16
  4. Step 4: Simplify right side
    4,080.18x = 13,994,942.70
  5. Step 5: Solve for x
    x = 13,994,942.70/4,080.18
  6. Step 6: Final answer
    x = 3,429.98

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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.