Home / 3,538.72-4,883.66-2,047.11

Finding the Fourth Proportional to 3,538.72, 4,883.66 and 2,047.11

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Solution

The fourth proportional to 3,538.72, 4,883.66 and 2,047.11 is: 2,825.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.72 : 4,883.66 = 2,047.11 : x
  2. Step 2: Convert to fraction form
    3,538.72/4,883.66 = 2,047.11/x
  3. Step 3: Cross multiply
    3,538.72x = 4,883.66 × 2,047.11
  4. Step 4: Simplify right side
    3,538.72x = 9,997,389.22
  5. Step 5: Solve for x
    x = 9,997,389.22/3,538.72
  6. Step 6: Final answer
    x = 2,825.14

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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.