Home / 5,408.73-8,116.27-2,288.54

Finding the Fourth Proportional to 5,408.73, 8,116.27 and 2,288.54

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Solution

The fourth proportional to 5,408.73, 8,116.27 and 2,288.54 is: 3,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.73 : 8,116.27 = 2,288.54 : x
  2. Step 2: Convert to fraction form
    5,408.73/8,116.27 = 2,288.54/x
  3. Step 3: Cross multiply
    5,408.73x = 8,116.27 × 2,288.54
  4. Step 4: Simplify right side
    5,408.73x = 18,574,423.12
  5. Step 5: Solve for x
    x = 18,574,423.12/5,408.73
  6. Step 6: Final answer
    x = 3,434.16

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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.