Home / 2,776.39-3,828.54-2,244.76

Finding the Fourth Proportional to 2,776.39, 3,828.54 and 2,244.76

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Solution

The fourth proportional to 2,776.39, 3,828.54 and 2,244.76 is: 3,095.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.39 : 3,828.54 = 2,244.76 : x
  2. Step 2: Convert to fraction form
    2,776.39/3,828.54 = 2,244.76/x
  3. Step 3: Cross multiply
    2,776.39x = 3,828.54 × 2,244.76
  4. Step 4: Simplify right side
    2,776.39x = 8,594,153.45
  5. Step 5: Solve for x
    x = 8,594,153.45/2,776.39
  6. Step 6: Final answer
    x = 3,095.44

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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.