Home / 5,859.28-8,085.82-3,206.70

Finding the Fourth Proportional to 5,859.28, 8,085.82 and 3,206.70

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Solution

The fourth proportional to 5,859.28, 8,085.82 and 3,206.70 is: 4,425.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.28 : 8,085.82 = 3,206.70 : x
  2. Step 2: Convert to fraction form
    5,859.28/8,085.82 = 3,206.70/x
  3. Step 3: Cross multiply
    5,859.28x = 8,085.82 × 3,206.70
  4. Step 4: Simplify right side
    5,859.28x = 25,928,798.99
  5. Step 5: Solve for x
    x = 25,928,798.99/5,859.28
  6. Step 6: Final answer
    x = 4,425.25

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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.