Home / 3,276.70-4,521.14-1,950.15

Finding the Fourth Proportional to 3,276.70, 4,521.14 and 1,950.15

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Solution

The fourth proportional to 3,276.70, 4,521.14 and 1,950.15 is: 2,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.70 : 4,521.14 = 1,950.15 : x
  2. Step 2: Convert to fraction form
    3,276.70/4,521.14 = 1,950.15/x
  3. Step 3: Cross multiply
    3,276.70x = 4,521.14 × 1,950.15
  4. Step 4: Simplify right side
    3,276.70x = 8,816,878.57
  5. Step 5: Solve for x
    x = 8,816,878.57/3,276.70
  6. Step 6: Final answer
    x = 2,690.78

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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.