Home / 5,171.11-7,784.91-3,537.95

Finding the Fourth Proportional to 5,171.11, 7,784.91 and 3,537.95

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Solution

The fourth proportional to 5,171.11, 7,784.91 and 3,537.95 is: 5,326.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.11 : 7,784.91 = 3,537.95 : x
  2. Step 2: Convert to fraction form
    5,171.11/7,784.91 = 3,537.95/x
  3. Step 3: Cross multiply
    5,171.11x = 7,784.91 × 3,537.95
  4. Step 4: Simplify right side
    5,171.11x = 27,542,583.41
  5. Step 5: Solve for x
    x = 27,542,583.41/5,171.11
  6. Step 6: Final answer
    x = 5,326.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.