Home / 3,519.42-4,856.94-2,400.87

Finding the Fourth Proportional to 3,519.42, 4,856.94 and 2,400.87

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Solution

The fourth proportional to 3,519.42, 4,856.94 and 2,400.87 is: 3,313.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.42 : 4,856.94 = 2,400.87 : x
  2. Step 2: Convert to fraction form
    3,519.42/4,856.94 = 2,400.87/x
  3. Step 3: Cross multiply
    3,519.42x = 4,856.94 × 2,400.87
  4. Step 4: Simplify right side
    3,519.42x = 11,660,869.53
  5. Step 5: Solve for x
    x = 11,660,869.53/3,519.42
  6. Step 6: Final answer
    x = 3,313.29

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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.