Home / 3,305.06-4,560.54-2,419.28

Finding the Fourth Proportional to 3,305.06, 4,560.54 and 2,419.28

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Solution

The fourth proportional to 3,305.06, 4,560.54 and 2,419.28 is: 3,338.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.06 : 4,560.54 = 2,419.28 : x
  2. Step 2: Convert to fraction form
    3,305.06/4,560.54 = 2,419.28/x
  3. Step 3: Cross multiply
    3,305.06x = 4,560.54 × 2,419.28
  4. Step 4: Simplify right side
    3,305.06x = 11,033,223.21
  5. Step 5: Solve for x
    x = 11,033,223.21/3,305.06
  6. Step 6: Final answer
    x = 3,338.28

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Half 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.