Home / 4,189.97-6,282.54-1,726.49

Finding the Fourth Proportional to 4,189.97, 6,282.54 and 1,726.49

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Solution

The fourth proportional to 4,189.97, 6,282.54 and 1,726.49 is: 2,588.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.97 : 6,282.54 = 1,726.49 : x
  2. Step 2: Convert to fraction form
    4,189.97/6,282.54 = 1,726.49/x
  3. Step 3: Cross multiply
    4,189.97x = 6,282.54 × 1,726.49
  4. Step 4: Simplify right side
    4,189.97x = 10,846,711.07
  5. Step 5: Solve for x
    x = 10,846,711.07/4,189.97
  6. Step 6: Final answer
    x = 2,588.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.