Home / 1,745.32-2,617.70-1,133.36

Finding the Fourth Proportional to 1,745.32, 2,617.70 and 1,133.36

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Solution

The fourth proportional to 1,745.32, 2,617.70 and 1,133.36 is: 1,699.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.32 : 2,617.70 = 1,133.36 : x
  2. Step 2: Convert to fraction form
    1,745.32/2,617.70 = 1,133.36/x
  3. Step 3: Cross multiply
    1,745.32x = 2,617.70 × 1,133.36
  4. Step 4: Simplify right side
    1,745.32x = 2,966,796.47
  5. Step 5: Solve for x
    x = 2,966,796.47/1,745.32
  6. Step 6: Final answer
    x = 1,699.86

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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.