Home / 3,080.45-4,619.53-2,423.60

Finding the Fourth Proportional to 3,080.45, 4,619.53 and 2,423.60

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Solution

The fourth proportional to 3,080.45, 4,619.53 and 2,423.60 is: 3,634.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.45 : 4,619.53 = 2,423.60 : x
  2. Step 2: Convert to fraction form
    3,080.45/4,619.53 = 2,423.60/x
  3. Step 3: Cross multiply
    3,080.45x = 4,619.53 × 2,423.60
  4. Step 4: Simplify right side
    3,080.45x = 11,195,916.15
  5. Step 5: Solve for x
    x = 11,195,916.15/3,080.45
  6. Step 6: Final answer
    x = 3,634.51

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1.5x scale

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.