Home / 4,389.27-6,057.36-2,399.72

Finding the Fourth Proportional to 4,389.27, 6,057.36 and 2,399.72

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Solution

The fourth proportional to 4,389.27, 6,057.36 and 2,399.72 is: 3,311.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.27 : 6,057.36 = 2,399.72 : x
  2. Step 2: Convert to fraction form
    4,389.27/6,057.36 = 2,399.72/x
  3. Step 3: Cross multiply
    4,389.27x = 6,057.36 × 2,399.72
  4. Step 4: Simplify right side
    4,389.27x = 14,535,937.65
  5. Step 5: Solve for x
    x = 14,535,937.65/4,389.27
  6. Step 6: Final answer
    x = 3,311.70

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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.