Home / 4,168.15-5,752.13-2,399.87

Finding the Fourth Proportional to 4,168.15, 5,752.13 and 2,399.87

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Solution

The fourth proportional to 4,168.15, 5,752.13 and 2,399.87 is: 3,311.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.15 : 5,752.13 = 2,399.87 : x
  2. Step 2: Convert to fraction form
    4,168.15/5,752.13 = 2,399.87/x
  3. Step 3: Cross multiply
    4,168.15x = 5,752.13 × 2,399.87
  4. Step 4: Simplify right side
    4,168.15x = 13,804,364.22
  5. Step 5: Solve for x
    x = 13,804,364.22/4,168.15
  6. Step 6: Final answer
    x = 3,311.87

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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.