Home / 4,167.88-5,752.37-2,399.15

Finding the Fourth Proportional to 4,167.88, 5,752.37 and 2,399.15

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Solution

The fourth proportional to 4,167.88, 5,752.37 and 2,399.15 is: 3,311.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.88 : 5,752.37 = 2,399.15 : x
  2. Step 2: Convert to fraction form
    4,167.88/5,752.37 = 2,399.15/x
  3. Step 3: Cross multiply
    4,167.88x = 5,752.37 × 2,399.15
  4. Step 4: Simplify right side
    4,167.88x = 13,800,798.49
  5. Step 5: Solve for x
    x = 13,800,798.49/4,167.88
  6. Step 6: Final answer
    x = 3,311.23

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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.