Home / 5,474.41-8,159.60-5,163.06

Finding the Fourth Proportional to 5,474.41, 8,159.60 and 5,163.06

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Solution

The fourth proportional to 5,474.41, 8,159.60 and 5,163.06 is: 7,695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.41 : 8,159.60 = 5,163.06 : x
  2. Step 2: Convert to fraction form
    5,474.41/8,159.60 = 5,163.06/x
  3. Step 3: Cross multiply
    5,474.41x = 8,159.60 × 5,163.06
  4. Step 4: Simplify right side
    5,474.41x = 42,128,504.38
  5. Step 5: Solve for x
    x = 42,128,504.38/5,474.41
  6. Step 6: Final answer
    x = 7,695.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.