Home / 5,250.10-7,876.26-1,739.91

Finding the Fourth Proportional to 5,250.10, 7,876.26 and 1,739.91

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Solution

The fourth proportional to 5,250.10, 7,876.26 and 1,739.91 is: 2,610.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.10 : 7,876.26 = 1,739.91 : x
  2. Step 2: Convert to fraction form
    5,250.10/7,876.26 = 1,739.91/x
  3. Step 3: Cross multiply
    5,250.10x = 7,876.26 × 1,739.91
  4. Step 4: Simplify right side
    5,250.10x = 13,703,983.54
  5. Step 5: Solve for x
    x = 13,703,983.54/5,250.10
  6. Step 6: Final answer
    x = 2,610.23

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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.