Home / 2,133.33-3,180.51-2,079.36

Finding the Fourth Proportional to 2,133.33, 3,180.51 and 2,079.36

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Solution

The fourth proportional to 2,133.33, 3,180.51 and 2,079.36 is: 3,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.33 : 3,180.51 = 2,079.36 : x
  2. Step 2: Convert to fraction form
    2,133.33/3,180.51 = 2,079.36/x
  3. Step 3: Cross multiply
    2,133.33x = 3,180.51 × 2,079.36
  4. Step 4: Simplify right side
    2,133.33x = 6,613,425.27
  5. Step 5: Solve for x
    x = 6,613,425.27/2,133.33
  6. Step 6: Final answer
    x = 3,100.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.