Home / 5,185.05-7,773.17-2,261.18

Finding the Fourth Proportional to 5,185.05, 7,773.17 and 2,261.18

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Solution

The fourth proportional to 5,185.05, 7,773.17 and 2,261.18 is: 3,389.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185.05 : 7,773.17 = 2,261.18 : x
  2. Step 2: Convert to fraction form
    5,185.05/7,773.17 = 2,261.18/x
  3. Step 3: Cross multiply
    5,185.05x = 7,773.17 × 2,261.18
  4. Step 4: Simplify right side
    5,185.05x = 17,576,486.37
  5. Step 5: Solve for x
    x = 17,576,486.37/5,185.05
  6. Step 6: Final answer
    x = 3,389.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.