Home / 5,859.21-8,085.51-3,206.45

Finding the Fourth Proportional to 5,859.21, 8,085.51 and 3,206.45

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Solution

The fourth proportional to 5,859.21, 8,085.51 and 3,206.45 is: 4,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.21 : 8,085.51 = 3,206.45 : x
  2. Step 2: Convert to fraction form
    5,859.21/8,085.51 = 3,206.45/x
  3. Step 3: Cross multiply
    5,859.21x = 8,085.51 × 3,206.45
  4. Step 4: Simplify right side
    5,859.21x = 25,925,783.54
  5. Step 5: Solve for x
    x = 25,925,783.54/5,859.21
  6. Step 6: Final answer
    x = 4,424.79

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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.