Home / 5,865.45-8,795.40-3,400.95

Finding the Fourth Proportional to 5,865.45, 8,795.40 and 3,400.95

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Solution

The fourth proportional to 5,865.45, 8,795.40 and 3,400.95 is: 5,099.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.45 : 8,795.40 = 3,400.95 : x
  2. Step 2: Convert to fraction form
    5,865.45/8,795.40 = 3,400.95/x
  3. Step 3: Cross multiply
    5,865.45x = 8,795.40 × 3,400.95
  4. Step 4: Simplify right side
    5,865.45x = 29,912,715.63
  5. Step 5: Solve for x
    x = 29,912,715.63/5,865.45
  6. Step 6: Final answer
    x = 5,099.82

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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.