Home / 10,933.04-16,399.87-4,269.29

Finding the Fourth Proportional to 10,933.04, 16,399.87 and 4,269.29

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Solution

The fourth proportional to 10,933.04, 16,399.87 and 4,269.29 is: 6,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,933.04 : 16,399.87 = 4,269.29 : x
  2. Step 2: Convert to fraction form
    10,933.04/16,399.87 = 4,269.29/x
  3. Step 3: Cross multiply
    10,933.04x = 16,399.87 × 4,269.29
  4. Step 4: Simplify right side
    10,933.04x = 70,015,708.32
  5. Step 5: Solve for x
    x = 70,015,708.32/10,933.04
  6. Step 6: Final answer
    x = 6,404.05

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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.