Home / 4,103.50-6,156.23-1,330.18

Finding the Fourth Proportional to 4,103.50, 6,156.23 and 1,330.18

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Solution

The fourth proportional to 4,103.50, 6,156.23 and 1,330.18 is: 1,995.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.50 : 6,156.23 = 1,330.18 : x
  2. Step 2: Convert to fraction form
    4,103.50/6,156.23 = 1,330.18/x
  3. Step 3: Cross multiply
    4,103.50x = 6,156.23 × 1,330.18
  4. Step 4: Simplify right side
    4,103.50x = 8,188,856.59
  5. Step 5: Solve for x
    x = 8,188,856.59/4,103.50
  6. Step 6: Final answer
    x = 1,995.58

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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.