Home / 8,519.95-12,777.99-2,675.17

Finding the Fourth Proportional to 8,519.95, 12,777.99 and 2,675.17

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Solution

The fourth proportional to 8,519.95, 12,777.99 and 2,675.17 is: 4,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519.95 : 12,777.99 = 2,675.17 : x
  2. Step 2: Convert to fraction form
    8,519.95/12,777.99 = 2,675.17/x
  3. Step 3: Cross multiply
    8,519.95x = 12,777.99 × 2,675.17
  4. Step 4: Simplify right side
    8,519.95x = 34,183,295.51
  5. Step 5: Solve for x
    x = 34,183,295.51/8,519.95
  6. Step 6: Final answer
    x = 4,012.15

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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.