Home / 5,552.36-7,660.42-3,664.88

Finding the Fourth Proportional to 5,552.36, 7,660.42 and 3,664.88

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Solution

The fourth proportional to 5,552.36, 7,660.42 and 3,664.88 is: 5,056.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.36 : 7,660.42 = 3,664.88 : x
  2. Step 2: Convert to fraction form
    5,552.36/7,660.42 = 3,664.88/x
  3. Step 3: Cross multiply
    5,552.36x = 7,660.42 × 3,664.88
  4. Step 4: Simplify right side
    5,552.36x = 28,074,520.05
  5. Step 5: Solve for x
    x = 28,074,520.05/5,552.36
  6. Step 6: Final answer
    x = 5,056.32

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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.