Home / 4,321.84-5,961.36-2,553.34

Finding the Fourth Proportional to 4,321.84, 5,961.36 and 2,553.34

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Solution

The fourth proportional to 4,321.84, 5,961.36 and 2,553.34 is: 3,521.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.84 : 5,961.36 = 2,553.34 : x
  2. Step 2: Convert to fraction form
    4,321.84/5,961.36 = 2,553.34/x
  3. Step 3: Cross multiply
    4,321.84x = 5,961.36 × 2,553.34
  4. Step 4: Simplify right side
    4,321.84x = 15,221,378.94
  5. Step 5: Solve for x
    x = 15,221,378.94/4,321.84
  6. Step 6: Final answer
    x = 3,521.97

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1.5x scale

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.