Home / 8,080.58-12,121.02-2,533.80

Finding the Fourth Proportional to 8,080.58, 12,121.02 and 2,533.80

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Solution

The fourth proportional to 8,080.58, 12,121.02 and 2,533.80 is: 3,800.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.58 : 12,121.02 = 2,533.80 : x
  2. Step 2: Convert to fraction form
    8,080.58/12,121.02 = 2,533.80/x
  3. Step 3: Cross multiply
    8,080.58x = 12,121.02 × 2,533.80
  4. Step 4: Simplify right side
    8,080.58x = 30,712,240.48
  5. Step 5: Solve for x
    x = 30,712,240.48/8,080.58
  6. Step 6: Final answer
    x = 3,800.75

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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.