Home / 1,484.25-2,051.19-1,218.27

Finding the Fourth Proportional to 1,484.25, 2,051.19 and 1,218.27

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Solution

The fourth proportional to 1,484.25, 2,051.19 and 1,218.27 is: 1,683.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.25 : 2,051.19 = 1,218.27 : x
  2. Step 2: Convert to fraction form
    1,484.25/2,051.19 = 1,218.27/x
  3. Step 3: Cross multiply
    1,484.25x = 2,051.19 × 1,218.27
  4. Step 4: Simplify right side
    1,484.25x = 2,498,903.24
  5. Step 5: Solve for x
    x = 2,498,903.24/1,484.25
  6. Step 6: Final answer
    x = 1,683.61

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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.