Home / 1,703.26-2,550.66-1,395.88

Finding the Fourth Proportional to 1,703.26, 2,550.66 and 1,395.88

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Solution

The fourth proportional to 1,703.26, 2,550.66 and 1,395.88 is: 2,090.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.26 : 2,550.66 = 1,395.88 : x
  2. Step 2: Convert to fraction form
    1,703.26/2,550.66 = 1,395.88/x
  3. Step 3: Cross multiply
    1,703.26x = 2,550.66 × 1,395.88
  4. Step 4: Simplify right side
    1,703.26x = 3,560,415.28
  5. Step 5: Solve for x
    x = 3,560,415.28/1,703.26
  6. Step 6: Final answer
    x = 2,090.35

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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.