Home / 10,777.86-16,157.07-3,850.74

Finding the Fourth Proportional to 10,777.86, 16,157.07 and 3,850.74

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Solution

The fourth proportional to 10,777.86, 16,157.07 and 3,850.74 is: 5,772.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.86 : 16,157.07 = 3,850.74 : x
  2. Step 2: Convert to fraction form
    10,777.86/16,157.07 = 3,850.74/x
  3. Step 3: Cross multiply
    10,777.86x = 16,157.07 × 3,850.74
  4. Step 4: Simplify right side
    10,777.86x = 62,216,675.73
  5. Step 5: Solve for x
    x = 62,216,675.73/10,777.86
  6. Step 6: Final answer
    x = 5,772.64

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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.