Home / 10,777.44-16,166.16-2,986.08

Finding the Fourth Proportional to 10,777.44, 16,166.16 and 2,986.08

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Solution

The fourth proportional to 10,777.44, 16,166.16 and 2,986.08 is: 4,479.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.44 : 16,166.16 = 2,986.08 : x
  2. Step 2: Convert to fraction form
    10,777.44/16,166.16 = 2,986.08/x
  3. Step 3: Cross multiply
    10,777.44x = 16,166.16 × 2,986.08
  4. Step 4: Simplify right side
    10,777.44x = 48,273,447.05
  5. Step 5: Solve for x
    x = 48,273,447.05/10,777.44
  6. Step 6: Final answer
    x = 4,479.12

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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.