Home / 5,217.68-7,826.52-1,926.94

Finding the Fourth Proportional to 5,217.68, 7,826.52 and 1,926.94

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Solution

The fourth proportional to 5,217.68, 7,826.52 and 1,926.94 is: 2,890.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.68 : 7,826.52 = 1,926.94 : x
  2. Step 2: Convert to fraction form
    5,217.68/7,826.52 = 1,926.94/x
  3. Step 3: Cross multiply
    5,217.68x = 7,826.52 × 1,926.94
  4. Step 4: Simplify right side
    5,217.68x = 15,081,236.78
  5. Step 5: Solve for x
    x = 15,081,236.78/5,217.68
  6. Step 6: Final answer
    x = 2,890.41

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Similar ratio
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1.5x scale

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.