Home / 4,389.14-6,057.04-2,399.78

Finding the Fourth Proportional to 4,389.14, 6,057.04 and 2,399.78

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Solution

The fourth proportional to 4,389.14, 6,057.04 and 2,399.78 is: 3,311.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.14 : 6,057.04 = 2,399.78 : x
  2. Step 2: Convert to fraction form
    4,389.14/6,057.04 = 2,399.78/x
  3. Step 3: Cross multiply
    4,389.14x = 6,057.04 × 2,399.78
  4. Step 4: Simplify right side
    4,389.14x = 14,535,563.45
  5. Step 5: Solve for x
    x = 14,535,563.45/4,389.14
  6. Step 6: Final answer
    x = 3,311.71

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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.