Home / 3,295.20-4,546.08-2,116.08

Finding the Fourth Proportional to 3,295.20, 4,546.08 and 2,116.08

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Solution

The fourth proportional to 3,295.20, 4,546.08 and 2,116.08 is: 2,919.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.20 : 4,546.08 = 2,116.08 : x
  2. Step 2: Convert to fraction form
    3,295.20/4,546.08 = 2,116.08/x
  3. Step 3: Cross multiply
    3,295.20x = 4,546.08 × 2,116.08
  4. Step 4: Simplify right side
    3,295.20x = 9,619,868.97
  5. Step 5: Solve for x
    x = 9,619,868.97/3,295.20
  6. Step 6: Final answer
    x = 2,919.36

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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.