Home / 5,133.13-7,083.31-2,894.29

Finding the Fourth Proportional to 5,133.13, 7,083.31 and 2,894.29

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Solution

The fourth proportional to 5,133.13, 7,083.31 and 2,894.29 is: 3,993.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.13 : 7,083.31 = 2,894.29 : x
  2. Step 2: Convert to fraction form
    5,133.13/7,083.31 = 2,894.29/x
  3. Step 3: Cross multiply
    5,133.13x = 7,083.31 × 2,894.29
  4. Step 4: Simplify right side
    5,133.13x = 20,501,103.41
  5. Step 5: Solve for x
    x = 20,501,103.41/5,133.13
  6. Step 6: Final answer
    x = 3,993.88

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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.