Home / 5,869.90-8,100.41-3,217.35

Finding the Fourth Proportional to 5,869.90, 8,100.41 and 3,217.35

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Solution

The fourth proportional to 5,869.90, 8,100.41 and 3,217.35 is: 4,439.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869.90 : 8,100.41 = 3,217.35 : x
  2. Step 2: Convert to fraction form
    5,869.90/8,100.41 = 3,217.35/x
  3. Step 3: Cross multiply
    5,869.90x = 8,100.41 × 3,217.35
  4. Step 4: Simplify right side
    5,869.90x = 26,061,868.40
  5. Step 5: Solve for x
    x = 26,061,868.40/5,869.90
  6. Step 6: Final answer
    x = 4,439.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.