Home / 8,847.28-13,271.10-3,916

Finding the Fourth Proportional to 8,847.28, 13,271.10 and 3,916

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Solution

The fourth proportional to 8,847.28, 13,271.10 and 3,916 is: 5,874.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.28 : 13,271.10 = 3,916 : x
  2. Step 2: Convert to fraction form
    8,847.28/13,271.10 = 3,916/x
  3. Step 3: Cross multiply
    8,847.28x = 13,271.10 × 3,916
  4. Step 4: Simplify right side
    8,847.28x = 51,969,627.60
  5. Step 5: Solve for x
    x = 51,969,627.60/8,847.28
  6. Step 6: Final answer
    x = 5,874.08

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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.