Home / 6,168.02-8,511.56-3,515.54

Finding the Fourth Proportional to 6,168.02, 8,511.56 and 3,515.54

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Solution

The fourth proportional to 6,168.02, 8,511.56 and 3,515.54 is: 4,851.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,168.02 : 8,511.56 = 3,515.54 : x
  2. Step 2: Convert to fraction form
    6,168.02/8,511.56 = 3,515.54/x
  3. Step 3: Cross multiply
    6,168.02x = 8,511.56 × 3,515.54
  4. Step 4: Simplify right side
    6,168.02x = 29,922,729.64
  5. Step 5: Solve for x
    x = 29,922,729.64/6,168.02
  6. Step 6: Final answer
    x = 4,851.27

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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.