Home / 3,519.42-4,856.81-1,926.09

Finding the Fourth Proportional to 3,519.42, 4,856.81 and 1,926.09

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Solution

The fourth proportional to 3,519.42, 4,856.81 and 1,926.09 is: 2,658.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.42 : 4,856.81 = 1,926.09 : x
  2. Step 2: Convert to fraction form
    3,519.42/4,856.81 = 1,926.09/x
  3. Step 3: Cross multiply
    3,519.42x = 4,856.81 × 1,926.09
  4. Step 4: Simplify right side
    3,519.42x = 9,354,653.17
  5. Step 5: Solve for x
    x = 9,354,653.17/3,519.42
  6. Step 6: Final answer
    x = 2,658.01

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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.