Home / 10,752.38-16,126.74-2,855.01

Finding the Fourth Proportional to 10,752.38, 16,126.74 and 2,855.01

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Solution

The fourth proportional to 10,752.38, 16,126.74 and 2,855.01 is: 4,282.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.38 : 16,126.74 = 2,855.01 : x
  2. Step 2: Convert to fraction form
    10,752.38/16,126.74 = 2,855.01/x
  3. Step 3: Cross multiply
    10,752.38x = 16,126.74 × 2,855.01
  4. Step 4: Simplify right side
    10,752.38x = 46,042,003.97
  5. Step 5: Solve for x
    x = 46,042,003.97/10,752.38
  6. Step 6: Final answer
    x = 4,282.03

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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.