Home / 5,859.40-8,085.97-3,206.80

Finding the Fourth Proportional to 5,859.40, 8,085.97 and 3,206.80

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Solution

The fourth proportional to 5,859.40, 8,085.97 and 3,206.80 is: 4,425.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.40 : 8,085.97 = 3,206.80 : x
  2. Step 2: Convert to fraction form
    5,859.40/8,085.97 = 3,206.80/x
  3. Step 3: Cross multiply
    5,859.40x = 8,085.97 × 3,206.80
  4. Step 4: Simplify right side
    5,859.40x = 25,930,088.60
  5. Step 5: Solve for x
    x = 25,930,088.60/5,859.40
  6. Step 6: Final answer
    x = 4,425.38

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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.