Home / 1,461.33-2,005.91-1,291.83

Finding the Fourth Proportional to 1,461.33, 2,005.91 and 1,291.83

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Solution

The fourth proportional to 1,461.33, 2,005.91 and 1,291.83 is: 1,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.33 : 2,005.91 = 1,291.83 : x
  2. Step 2: Convert to fraction form
    1,461.33/2,005.91 = 1,291.83/x
  3. Step 3: Cross multiply
    1,461.33x = 2,005.91 × 1,291.83
  4. Step 4: Simplify right side
    1,461.33x = 2,591,288.26
  5. Step 5: Solve for x
    x = 2,591,288.26/1,461.33
  6. Step 6: Final answer
    x = 1,773.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.