Home / 13,184.84-19,774.62-3,822.45

Finding the Fourth Proportional to 13,184.84, 19,774.62 and 3,822.45

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Solution

The fourth proportional to 13,184.84, 19,774.62 and 3,822.45 is: 5,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184.84 : 19,774.62 = 3,822.45 : x
  2. Step 2: Convert to fraction form
    13,184.84/19,774.62 = 3,822.45/x
  3. Step 3: Cross multiply
    13,184.84x = 19,774.62 × 3,822.45
  4. Step 4: Simplify right side
    13,184.84x = 75,587,496.22
  5. Step 5: Solve for x
    x = 75,587,496.22/13,184.84
  6. Step 6: Final answer
    x = 5,732.91

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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.