Home / 3,810.16-5,251.73-2,550.77

Finding the Fourth Proportional to 3,810.16, 5,251.73 and 2,550.77

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Solution

The fourth proportional to 3,810.16, 5,251.73 and 2,550.77 is: 3,515.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.16 : 5,251.73 = 2,550.77 : x
  2. Step 2: Convert to fraction form
    3,810.16/5,251.73 = 2,550.77/x
  3. Step 3: Cross multiply
    3,810.16x = 5,251.73 × 2,550.77
  4. Step 4: Simplify right side
    3,810.16x = 13,395,955.33
  5. Step 5: Solve for x
    x = 13,395,955.33/3,810.16
  6. Step 6: Final answer
    x = 3,515.85

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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.