Home / 3,759.94-5,186.99-2,434.07

Finding the Fourth Proportional to 3,759.94, 5,186.99 and 2,434.07

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Solution

The fourth proportional to 3,759.94, 5,186.99 and 2,434.07 is: 3,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.94 : 5,186.99 = 2,434.07 : x
  2. Step 2: Convert to fraction form
    3,759.94/5,186.99 = 2,434.07/x
  3. Step 3: Cross multiply
    3,759.94x = 5,186.99 × 2,434.07
  4. Step 4: Simplify right side
    3,759.94x = 12,625,490.27
  5. Step 5: Solve for x
    x = 12,625,490.27/3,759.94
  6. Step 6: Final answer
    x = 3,357.90

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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.