Home / 2,076.24-2,865.33-1,192.14

Finding the Fourth Proportional to 2,076.24, 2,865.33 and 1,192.14

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Solution

The fourth proportional to 2,076.24, 2,865.33 and 1,192.14 is: 1,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076.24 : 2,865.33 = 1,192.14 : x
  2. Step 2: Convert to fraction form
    2,076.24/2,865.33 = 1,192.14/x
  3. Step 3: Cross multiply
    2,076.24x = 2,865.33 × 1,192.14
  4. Step 4: Simplify right side
    2,076.24x = 3,415,874.51
  5. Step 5: Solve for x
    x = 3,415,874.51/2,076.24
  6. Step 6: Final answer
    x = 1,645.22

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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.