Home / 5,631.35-8,447.14-1,735.75

Finding the Fourth Proportional to 5,631.35, 8,447.14 and 1,735.75

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Solution

The fourth proportional to 5,631.35, 8,447.14 and 1,735.75 is: 2,603.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.35 : 8,447.14 = 1,735.75 : x
  2. Step 2: Convert to fraction form
    5,631.35/8,447.14 = 1,735.75/x
  3. Step 3: Cross multiply
    5,631.35x = 8,447.14 × 1,735.75
  4. Step 4: Simplify right side
    5,631.35x = 14,662,123.26
  5. Step 5: Solve for x
    x = 14,662,123.26/5,631.35
  6. Step 6: Final answer
    x = 2,603.66

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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.