Home / 5,912.18-8,158.50-3,259.10

Finding the Fourth Proportional to 5,912.18, 8,158.50 and 3,259.10

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Solution

The fourth proportional to 5,912.18, 8,158.50 and 3,259.10 is: 4,497.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.18 : 8,158.50 = 3,259.10 : x
  2. Step 2: Convert to fraction form
    5,912.18/8,158.50 = 3,259.10/x
  3. Step 3: Cross multiply
    5,912.18x = 8,158.50 × 3,259.10
  4. Step 4: Simplify right side
    5,912.18x = 26,589,367.35
  5. Step 5: Solve for x
    x = 26,589,367.35/5,912.18
  6. Step 6: Final answer
    x = 4,497.39

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1.5x scale

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.