Home / 4,389.20-6,057.05-2,399.79

Finding the Fourth Proportional to 4,389.20, 6,057.05 and 2,399.79

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Solution

The fourth proportional to 4,389.20, 6,057.05 and 2,399.79 is: 3,311.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.20 : 6,057.05 = 2,399.79 : x
  2. Step 2: Convert to fraction form
    4,389.20/6,057.05 = 2,399.79/x
  3. Step 3: Cross multiply
    4,389.20x = 6,057.05 × 2,399.79
  4. Step 4: Simplify right side
    4,389.20x = 14,535,636.02
  5. Step 5: Solve for x
    x = 14,535,636.02/4,389.20
  6. Step 6: Final answer
    x = 3,311.69

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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.