Home / 7,616.84-11,419.89-2,932.91

Finding the Fourth Proportional to 7,616.84, 11,419.89 and 2,932.91

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Solution

The fourth proportional to 7,616.84, 11,419.89 and 2,932.91 is: 4,397.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.84 : 11,419.89 = 2,932.91 : x
  2. Step 2: Convert to fraction form
    7,616.84/11,419.89 = 2,932.91/x
  3. Step 3: Cross multiply
    7,616.84x = 11,419.89 × 2,932.91
  4. Step 4: Simplify right side
    7,616.84x = 33,493,484.31
  5. Step 5: Solve for x
    x = 33,493,484.31/7,616.84
  6. Step 6: Final answer
    x = 4,397.30

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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.