Home / 1,745.80-2,407.86-1,046.44

Finding the Fourth Proportional to 1,745.80, 2,407.86 and 1,046.44

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Solution

The fourth proportional to 1,745.80, 2,407.86 and 1,046.44 is: 1,443.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.80 : 2,407.86 = 1,046.44 : x
  2. Step 2: Convert to fraction form
    1,745.80/2,407.86 = 1,046.44/x
  3. Step 3: Cross multiply
    1,745.80x = 2,407.86 × 1,046.44
  4. Step 4: Simplify right side
    1,745.80x = 2,519,681.02
  5. Step 5: Solve for x
    x = 2,519,681.02/1,745.80
  6. Step 6: Final answer
    x = 1,443.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.