Home / 4,389.28-6,057.21-2,399.85

Finding the Fourth Proportional to 4,389.28, 6,057.21 and 2,399.85

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Solution

The fourth proportional to 4,389.28, 6,057.21 and 2,399.85 is: 3,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.28 : 6,057.21 = 2,399.85 : x
  2. Step 2: Convert to fraction form
    4,389.28/6,057.21 = 2,399.85/x
  3. Step 3: Cross multiply
    4,389.28x = 6,057.21 × 2,399.85
  4. Step 4: Simplify right side
    4,389.28x = 14,536,402.28
  5. Step 5: Solve for x
    x = 14,536,402.28/4,389.28
  6. Step 6: Final answer
    x = 3,311.80

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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.