Home / 5,133.44-7,083.40-2,894.92

Finding the Fourth Proportional to 5,133.44, 7,083.40 and 2,894.92

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Solution

The fourth proportional to 5,133.44, 7,083.40 and 2,894.92 is: 3,994.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.44 : 7,083.40 = 2,894.92 : x
  2. Step 2: Convert to fraction form
    5,133.44/7,083.40 = 2,894.92/x
  3. Step 3: Cross multiply
    5,133.44x = 7,083.40 × 2,894.92
  4. Step 4: Simplify right side
    5,133.44x = 20,505,876.33
  5. Step 5: Solve for x
    x = 20,505,876.33/5,133.44
  6. Step 6: Final answer
    x = 3,994.57

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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.