Home / 10,772.58-16,166.96-4,933.28

Finding the Fourth Proportional to 10,772.58, 16,166.96 and 4,933.28

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Solution

The fourth proportional to 10,772.58, 16,166.96 and 4,933.28 is: 7,403.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.58 : 16,166.96 = 4,933.28 : x
  2. Step 2: Convert to fraction form
    10,772.58/16,166.96 = 4,933.28/x
  3. Step 3: Cross multiply
    10,772.58x = 16,166.96 × 4,933.28
  4. Step 4: Simplify right side
    10,772.58x = 79,756,140.43
  5. Step 5: Solve for x
    x = 79,756,140.43/10,772.58
  6. Step 6: Final answer
    x = 7,403.62

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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.