Home / 4,212.36-5,813.28-3,092.76

Finding the Fourth Proportional to 4,212.36, 5,813.28 and 3,092.76

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Solution

The fourth proportional to 4,212.36, 5,813.28 and 3,092.76 is: 4,268.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.36 : 5,813.28 = 3,092.76 : x
  2. Step 2: Convert to fraction form
    4,212.36/5,813.28 = 3,092.76/x
  3. Step 3: Cross multiply
    4,212.36x = 5,813.28 × 3,092.76
  4. Step 4: Simplify right side
    4,212.36x = 17,979,079.85
  5. Step 5: Solve for x
    x = 17,979,079.85/4,212.36
  6. Step 6: Final answer
    x = 4,268.17

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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.