Home / 7,962.76-11,939.52-2,696.01

Finding the Fourth Proportional to 7,962.76, 11,939.52 and 2,696.01

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Solution

The fourth proportional to 7,962.76, 11,939.52 and 2,696.01 is: 4,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.76 : 11,939.52 = 2,696.01 : x
  2. Step 2: Convert to fraction form
    7,962.76/11,939.52 = 2,696.01/x
  3. Step 3: Cross multiply
    7,962.76x = 11,939.52 × 2,696.01
  4. Step 4: Simplify right side
    7,962.76x = 32,189,077.23
  5. Step 5: Solve for x
    x = 32,189,077.23/7,962.76
  6. Step 6: Final answer
    x = 4,042.45

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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.