Home / 10,764.87-16,145.28-3,368.22

Finding the Fourth Proportional to 10,764.87, 16,145.28 and 3,368.22

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Solution

The fourth proportional to 10,764.87, 16,145.28 and 3,368.22 is: 5,051.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.87 : 16,145.28 = 3,368.22 : x
  2. Step 2: Convert to fraction form
    10,764.87/16,145.28 = 3,368.22/x
  3. Step 3: Cross multiply
    10,764.87x = 16,145.28 × 3,368.22
  4. Step 4: Simplify right side
    10,764.87x = 54,380,855.00
  5. Step 5: Solve for x
    x = 54,380,855.00/10,764.87
  6. Step 6: Final answer
    x = 5,051.70

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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.