Home / 5,372.31-8,059.43-1,673.67

Finding the Fourth Proportional to 5,372.31, 8,059.43 and 1,673.67

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Solution

The fourth proportional to 5,372.31, 8,059.43 and 1,673.67 is: 2,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.31 : 8,059.43 = 1,673.67 : x
  2. Step 2: Convert to fraction form
    5,372.31/8,059.43 = 1,673.67/x
  3. Step 3: Cross multiply
    5,372.31x = 8,059.43 × 1,673.67
  4. Step 4: Simplify right side
    5,372.31x = 13,488,826.21
  5. Step 5: Solve for x
    x = 13,488,826.21/5,372.31
  6. Step 6: Final answer
    x = 2,510.81

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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.