Home / 3,176.37-4,381.20-2,234.14

Finding the Fourth Proportional to 3,176.37, 4,381.20 and 2,234.14

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Solution

The fourth proportional to 3,176.37, 4,381.20 and 2,234.14 is: 3,081.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.37 : 4,381.20 = 2,234.14 : x
  2. Step 2: Convert to fraction form
    3,176.37/4,381.20 = 2,234.14/x
  3. Step 3: Cross multiply
    3,176.37x = 4,381.20 × 2,234.14
  4. Step 4: Simplify right side
    3,176.37x = 9,788,214.17
  5. Step 5: Solve for x
    x = 9,788,214.17/3,176.37
  6. Step 6: Final answer
    x = 3,081.57

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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.