Home / 2,550.06-3,818.52-2,138.13

Finding the Fourth Proportional to 2,550.06, 3,818.52 and 2,138.13

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Solution

The fourth proportional to 2,550.06, 3,818.52 and 2,138.13 is: 3,201.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550.06 : 3,818.52 = 2,138.13 : x
  2. Step 2: Convert to fraction form
    2,550.06/3,818.52 = 2,138.13/x
  3. Step 3: Cross multiply
    2,550.06x = 3,818.52 × 2,138.13
  4. Step 4: Simplify right side
    2,550.06x = 8,164,492.17
  5. Step 5: Solve for x
    x = 8,164,492.17/2,550.06
  6. Step 6: Final answer
    x = 3,201.69

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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.