Home / 4,079.74-5,637.64-3,083.26

Finding the Fourth Proportional to 4,079.74, 5,637.64 and 3,083.26

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Solution

The fourth proportional to 4,079.74, 5,637.64 and 3,083.26 is: 4,260.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.74 : 5,637.64 = 3,083.26 : x
  2. Step 2: Convert to fraction form
    4,079.74/5,637.64 = 3,083.26/x
  3. Step 3: Cross multiply
    4,079.74x = 5,637.64 × 3,083.26
  4. Step 4: Simplify right side
    4,079.74x = 17,382,309.91
  5. Step 5: Solve for x
    x = 17,382,309.91/4,079.74
  6. Step 6: Final answer
    x = 4,260.64

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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.