Home / 7,962.17-11,943.21-2,768

Finding the Fourth Proportional to 7,962.17, 11,943.21 and 2,768

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Solution

The fourth proportional to 7,962.17, 11,943.21 and 2,768 is: 4,151.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.17 : 11,943.21 = 2,768 : x
  2. Step 2: Convert to fraction form
    7,962.17/11,943.21 = 2,768/x
  3. Step 3: Cross multiply
    7,962.17x = 11,943.21 × 2,768
  4. Step 4: Simplify right side
    7,962.17x = 33,058,805.28
  5. Step 5: Solve for x
    x = 33,058,805.28/7,962.17
  6. Step 6: Final answer
    x = 4,151.98

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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.