Home / 10,799.81-16,199.70-6,179.57

Finding the Fourth Proportional to 10,799.81, 16,199.70 and 6,179.57

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Solution

The fourth proportional to 10,799.81, 16,199.70 and 6,179.57 is: 9,269.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,799.81 : 16,199.70 = 6,179.57 : x
  2. Step 2: Convert to fraction form
    10,799.81/16,199.70 = 6,179.57/x
  3. Step 3: Cross multiply
    10,799.81x = 16,199.70 × 6,179.57
  4. Step 4: Simplify right side
    10,799.81x = 100,107,180.13
  5. Step 5: Solve for x
    x = 100,107,180.13/10,799.81
  6. Step 6: Final answer
    x = 9,269.35

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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.