Home / 8,176.40-12,266.41-2,982.26

Finding the Fourth Proportional to 8,176.40, 12,266.41 and 2,982.26

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Solution

The fourth proportional to 8,176.40, 12,266.41 and 2,982.26 is: 4,474.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.40 : 12,266.41 = 2,982.26 : x
  2. Step 2: Convert to fraction form
    8,176.40/12,266.41 = 2,982.26/x
  3. Step 3: Cross multiply
    8,176.40x = 12,266.41 × 2,982.26
  4. Step 4: Simplify right side
    8,176.40x = 36,581,623.89
  5. Step 5: Solve for x
    x = 36,581,623.89/8,176.40
  6. Step 6: Final answer
    x = 4,474.05

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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.