Home / 3,758.73-5,636.01-2,117.10

Finding the Fourth Proportional to 3,758.73, 5,636.01 and 2,117.10

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Solution

The fourth proportional to 3,758.73, 5,636.01 and 2,117.10 is: 3,174.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.73 : 5,636.01 = 2,117.10 : x
  2. Step 2: Convert to fraction form
    3,758.73/5,636.01 = 2,117.10/x
  3. Step 3: Cross multiply
    3,758.73x = 5,636.01 × 2,117.10
  4. Step 4: Simplify right side
    3,758.73x = 11,931,996.77
  5. Step 5: Solve for x
    x = 11,931,996.77/3,758.73
  6. Step 6: Final answer
    x = 3,174.48

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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.