Home / 10,860.08-16,288.20-3,066.80

Finding the Fourth Proportional to 10,860.08, 16,288.20 and 3,066.80

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Solution

The fourth proportional to 10,860.08, 16,288.20 and 3,066.80 is: 4,599.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.08 : 16,288.20 = 3,066.80 : x
  2. Step 2: Convert to fraction form
    10,860.08/16,288.20 = 3,066.80/x
  3. Step 3: Cross multiply
    10,860.08x = 16,288.20 × 3,066.80
  4. Step 4: Simplify right side
    10,860.08x = 49,952,651.76
  5. Step 5: Solve for x
    x = 49,952,651.76/10,860.08
  6. Step 6: Final answer
    x = 4,599.66

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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.