Home / 5,558.33-7,671.03-3,320.18

Finding the Fourth Proportional to 5,558.33, 7,671.03 and 3,320.18

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Solution

The fourth proportional to 5,558.33, 7,671.03 and 3,320.18 is: 4,582.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.33 : 7,671.03 = 3,320.18 : x
  2. Step 2: Convert to fraction form
    5,558.33/7,671.03 = 3,320.18/x
  3. Step 3: Cross multiply
    5,558.33x = 7,671.03 × 3,320.18
  4. Step 4: Simplify right side
    5,558.33x = 25,469,200.39
  5. Step 5: Solve for x
    x = 25,469,200.39/5,558.33
  6. Step 6: Final answer
    x = 4,582.17

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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.