Home / 3,734.05-5,152.76-2,162.65

Finding the Fourth Proportional to 3,734.05, 5,152.76 and 2,162.65

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Solution

The fourth proportional to 3,734.05, 5,152.76 and 2,162.65 is: 2,984.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.05 : 5,152.76 = 2,162.65 : x
  2. Step 2: Convert to fraction form
    3,734.05/5,152.76 = 2,162.65/x
  3. Step 3: Cross multiply
    3,734.05x = 5,152.76 × 2,162.65
  4. Step 4: Simplify right side
    3,734.05x = 11,143,616.41
  5. Step 5: Solve for x
    x = 11,143,616.41/3,734.05
  6. Step 6: Final answer
    x = 2,984.32

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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.