Home / 3,826.64-5,282.77-2,574.28

Finding the Fourth Proportional to 3,826.64, 5,282.77 and 2,574.28

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Solution

The fourth proportional to 3,826.64, 5,282.77 and 2,574.28 is: 3,553.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.64 : 5,282.77 = 2,574.28 : x
  2. Step 2: Convert to fraction form
    3,826.64/5,282.77 = 2,574.28/x
  3. Step 3: Cross multiply
    3,826.64x = 5,282.77 × 2,574.28
  4. Step 4: Simplify right side
    3,826.64x = 13,599,309.51
  5. Step 5: Solve for x
    x = 13,599,309.51/3,826.64
  6. Step 6: Final answer
    x = 3,553.86

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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.