Home / 2,754.13-4,129.29-1,456.51

Finding the Fourth Proportional to 2,754.13, 4,129.29 and 1,456.51

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Solution

The fourth proportional to 2,754.13, 4,129.29 and 1,456.51 is: 2,183.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.13 : 4,129.29 = 1,456.51 : x
  2. Step 2: Convert to fraction form
    2,754.13/4,129.29 = 1,456.51/x
  3. Step 3: Cross multiply
    2,754.13x = 4,129.29 × 1,456.51
  4. Step 4: Simplify right side
    2,754.13x = 6,014,352.18
  5. Step 5: Solve for x
    x = 6,014,352.18/2,754.13
  6. Step 6: Final answer
    x = 2,183.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.