Home / 10,729.65-16,089.58-6,977.73

Finding the Fourth Proportional to 10,729.65, 16,089.58 and 6,977.73

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Solution

The fourth proportional to 10,729.65, 16,089.58 and 6,977.73 is: 10,463.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.65 : 16,089.58 = 6,977.73 : x
  2. Step 2: Convert to fraction form
    10,729.65/16,089.58 = 6,977.73/x
  3. Step 3: Cross multiply
    10,729.65x = 16,089.58 × 6,977.73
  4. Step 4: Simplify right side
    10,729.65x = 112,268,745.05
  5. Step 5: Solve for x
    x = 112,268,745.05/10,729.65
  6. Step 6: Final answer
    x = 10,463.41

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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.