Home / 5,735.21-8,603.10-1,789.16

Finding the Fourth Proportional to 5,735.21, 8,603.10 and 1,789.16

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Solution

The fourth proportional to 5,735.21, 8,603.10 and 1,789.16 is: 2,683.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,735.21 : 8,603.10 = 1,789.16 : x
  2. Step 2: Convert to fraction form
    5,735.21/8,603.10 = 1,789.16/x
  3. Step 3: Cross multiply
    5,735.21x = 8,603.10 × 1,789.16
  4. Step 4: Simplify right side
    5,735.21x = 15,392,279.38
  5. Step 5: Solve for x
    x = 15,392,279.38/5,735.21
  6. Step 6: Final answer
    x = 2,683.82

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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.