Home / 5,747.84-7,929.52-3,622.08

Finding the Fourth Proportional to 5,747.84, 7,929.52 and 3,622.08

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Solution

The fourth proportional to 5,747.84, 7,929.52 and 3,622.08 is: 4,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.84 : 7,929.52 = 3,622.08 : x
  2. Step 2: Convert to fraction form
    5,747.84/7,929.52 = 3,622.08/x
  3. Step 3: Cross multiply
    5,747.84x = 7,929.52 × 3,622.08
  4. Step 4: Simplify right side
    5,747.84x = 28,721,355.80
  5. Step 5: Solve for x
    x = 28,721,355.80/5,747.84
  6. Step 6: Final answer
    x = 4,996.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.