Home / 4,477.92-6,180.21-3,223.13

Finding the Fourth Proportional to 4,477.92, 6,180.21 and 3,223.13

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Solution

The fourth proportional to 4,477.92, 6,180.21 and 3,223.13 is: 4,448.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.92 : 6,180.21 = 3,223.13 : x
  2. Step 2: Convert to fraction form
    4,477.92/6,180.21 = 3,223.13/x
  3. Step 3: Cross multiply
    4,477.92x = 6,180.21 × 3,223.13
  4. Step 4: Simplify right side
    4,477.92x = 19,919,619.96
  5. Step 5: Solve for x
    x = 19,919,619.96/4,477.92
  6. Step 6: Final answer
    x = 4,448.41

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Half scale
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Double scale
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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.