Home / 5,553.77-7,660.58-3,664.44

Finding the Fourth Proportional to 5,553.77, 7,660.58 and 3,664.44

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Solution

The fourth proportional to 5,553.77, 7,660.58 and 3,664.44 is: 5,054.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.77 : 7,660.58 = 3,664.44 : x
  2. Step 2: Convert to fraction form
    5,553.77/7,660.58 = 3,664.44/x
  3. Step 3: Cross multiply
    5,553.77x = 7,660.58 × 3,664.44
  4. Step 4: Simplify right side
    5,553.77x = 28,071,717.45
  5. Step 5: Solve for x
    x = 28,071,717.45/5,553.77
  6. Step 6: Final answer
    x = 5,054.54

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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.