Home / 1,736.80-2,606.24-1,267.36

Finding the Fourth Proportional to 1,736.80, 2,606.24 and 1,267.36

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Solution

The fourth proportional to 1,736.80, 2,606.24 and 1,267.36 is: 1,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.80 : 2,606.24 = 1,267.36 : x
  2. Step 2: Convert to fraction form
    1,736.80/2,606.24 = 1,267.36/x
  3. Step 3: Cross multiply
    1,736.80x = 2,606.24 × 1,267.36
  4. Step 4: Simplify right side
    1,736.80x = 3,303,044.33
  5. Step 5: Solve for x
    x = 3,303,044.33/1,736.80
  6. Step 6: Final answer
    x = 1,901.80

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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.