Home / 5,408.67-8,113.06-2,288.28

Finding the Fourth Proportional to 5,408.67, 8,113.06 and 2,288.28

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Solution

The fourth proportional to 5,408.67, 8,113.06 and 2,288.28 is: 3,432.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.67 : 8,113.06 = 2,288.28 : x
  2. Step 2: Convert to fraction form
    5,408.67/8,113.06 = 2,288.28/x
  3. Step 3: Cross multiply
    5,408.67x = 8,113.06 × 2,288.28
  4. Step 4: Simplify right side
    5,408.67x = 18,564,917.77
  5. Step 5: Solve for x
    x = 18,564,917.77/5,408.67
  6. Step 6: Final answer
    x = 3,432.43

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1.5x scale

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.