Home / 7,156.35-10,734.83-2,226.08

Finding the Fourth Proportional to 7,156.35, 10,734.83 and 2,226.08

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Solution

The fourth proportional to 7,156.35, 10,734.83 and 2,226.08 is: 3,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156.35 : 10,734.83 = 2,226.08 : x
  2. Step 2: Convert to fraction form
    7,156.35/10,734.83 = 2,226.08/x
  3. Step 3: Cross multiply
    7,156.35x = 10,734.83 × 2,226.08
  4. Step 4: Simplify right side
    7,156.35x = 23,896,614.42
  5. Step 5: Solve for x
    x = 23,896,614.42/7,156.35
  6. Step 6: Final answer
    x = 3,339.22

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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.