Home / 6,519.54-8,996.40-3,866.52

Finding the Fourth Proportional to 6,519.54, 8,996.40 and 3,866.52

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Solution

The fourth proportional to 6,519.54, 8,996.40 and 3,866.52 is: 5,335.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.54 : 8,996.40 = 3,866.52 : x
  2. Step 2: Convert to fraction form
    6,519.54/8,996.40 = 3,866.52/x
  3. Step 3: Cross multiply
    6,519.54x = 8,996.40 × 3,866.52
  4. Step 4: Simplify right side
    6,519.54x = 34,784,760.53
  5. Step 5: Solve for x
    x = 34,784,760.53/6,519.54
  6. Step 6: Final answer
    x = 5,335.46

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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.