Home / 5,860.20-8,790.84-3,085.20

Finding the Fourth Proportional to 5,860.20, 8,790.84 and 3,085.20

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Solution

The fourth proportional to 5,860.20, 8,790.84 and 3,085.20 is: 4,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.20 : 8,790.84 = 3,085.20 : x
  2. Step 2: Convert to fraction form
    5,860.20/8,790.84 = 3,085.20/x
  3. Step 3: Cross multiply
    5,860.20x = 8,790.84 × 3,085.20
  4. Step 4: Simplify right side
    5,860.20x = 27,121,499.57
  5. Step 5: Solve for x
    x = 27,121,499.57/5,860.20
  6. Step 6: Final answer
    x = 4,628.08

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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.