Home / 10,790.14-16,164.46-6,617.98

Finding the Fourth Proportional to 10,790.14, 16,164.46 and 6,617.98

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Solution

The fourth proportional to 10,790.14, 16,164.46 and 6,617.98 is: 9,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.14 : 16,164.46 = 6,617.98 : x
  2. Step 2: Convert to fraction form
    10,790.14/16,164.46 = 6,617.98/x
  3. Step 3: Cross multiply
    10,790.14x = 16,164.46 × 6,617.98
  4. Step 4: Simplify right side
    10,790.14x = 106,976,072.99
  5. Step 5: Solve for x
    x = 106,976,072.99/10,790.14
  6. Step 6: Final answer
    x = 9,914.24

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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.