Home / 4,768.41-6,576.69-2,878.02

Finding the Fourth Proportional to 4,768.41, 6,576.69 and 2,878.02

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Solution

The fourth proportional to 4,768.41, 6,576.69 and 2,878.02 is: 3,969.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.41 : 6,576.69 = 2,878.02 : x
  2. Step 2: Convert to fraction form
    4,768.41/6,576.69 = 2,878.02/x
  3. Step 3: Cross multiply
    4,768.41x = 6,576.69 × 2,878.02
  4. Step 4: Simplify right side
    4,768.41x = 18,927,845.35
  5. Step 5: Solve for x
    x = 18,927,845.35/4,768.41
  6. Step 6: Final answer
    x = 3,969.42

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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.