Home / 3,080.27-4,621.35-2,753.57

Finding the Fourth Proportional to 3,080.27, 4,621.35 and 2,753.57

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Solution

The fourth proportional to 3,080.27, 4,621.35 and 2,753.57 is: 4,131.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.27 : 4,621.35 = 2,753.57 : x
  2. Step 2: Convert to fraction form
    3,080.27/4,621.35 = 2,753.57/x
  3. Step 3: Cross multiply
    3,080.27x = 4,621.35 × 2,753.57
  4. Step 4: Simplify right side
    3,080.27x = 12,725,210.72
  5. Step 5: Solve for x
    x = 12,725,210.72/3,080.27
  6. Step 6: Final answer
    x = 4,131.20

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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.