Home / 5,429.44-8,145.49-1,731.67

Finding the Fourth Proportional to 5,429.44, 8,145.49 and 1,731.67

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Solution

The fourth proportional to 5,429.44, 8,145.49 and 1,731.67 is: 2,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429.44 : 8,145.49 = 1,731.67 : x
  2. Step 2: Convert to fraction form
    5,429.44/8,145.49 = 1,731.67/x
  3. Step 3: Cross multiply
    5,429.44x = 8,145.49 × 1,731.67
  4. Step 4: Simplify right side
    5,429.44x = 14,105,292.01
  5. Step 5: Solve for x
    x = 14,105,292.01/5,429.44
  6. Step 6: Final answer
    x = 2,597.93

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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.