Home / 4,644.84-6,409.89-2,655.78

Finding the Fourth Proportional to 4,644.84, 6,409.89 and 2,655.78

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Solution

The fourth proportional to 4,644.84, 6,409.89 and 2,655.78 is: 3,664.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.84 : 6,409.89 = 2,655.78 : x
  2. Step 2: Convert to fraction form
    4,644.84/6,409.89 = 2,655.78/x
  3. Step 3: Cross multiply
    4,644.84x = 6,409.89 × 2,655.78
  4. Step 4: Simplify right side
    4,644.84x = 17,023,257.66
  5. Step 5: Solve for x
    x = 17,023,257.66/4,644.84
  6. Step 6: Final answer
    x = 3,664.98

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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.