Home / 2,305.20-3,450.96-1,480.98

Finding the Fourth Proportional to 2,305.20, 3,450.96 and 1,480.98

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Solution

The fourth proportional to 2,305.20, 3,450.96 and 1,480.98 is: 2,217.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.20 : 3,450.96 = 1,480.98 : x
  2. Step 2: Convert to fraction form
    2,305.20/3,450.96 = 1,480.98/x
  3. Step 3: Cross multiply
    2,305.20x = 3,450.96 × 1,480.98
  4. Step 4: Simplify right side
    2,305.20x = 5,110,802.74
  5. Step 5: Solve for x
    x = 5,110,802.74/2,305.20
  6. Step 6: Final answer
    x = 2,217.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.