Home / 3,850.91-5,315.09-2,433.70

Finding the Fourth Proportional to 3,850.91, 5,315.09 and 2,433.70

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Solution

The fourth proportional to 3,850.91, 5,315.09 and 2,433.70 is: 3,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.91 : 5,315.09 = 2,433.70 : x
  2. Step 2: Convert to fraction form
    3,850.91/5,315.09 = 2,433.70/x
  3. Step 3: Cross multiply
    3,850.91x = 5,315.09 × 2,433.70
  4. Step 4: Simplify right side
    3,850.91x = 12,935,334.53
  5. Step 5: Solve for x
    x = 12,935,334.53/3,850.91
  6. Step 6: Final answer
    x = 3,359.03

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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.