Home / 2,079.60-2,869.52-1,195.26

Finding the Fourth Proportional to 2,079.60, 2,869.52 and 1,195.26

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Solution

The fourth proportional to 2,079.60, 2,869.52 and 1,195.26 is: 1,649.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.60 : 2,869.52 = 1,195.26 : x
  2. Step 2: Convert to fraction form
    2,079.60/2,869.52 = 1,195.26/x
  3. Step 3: Cross multiply
    2,079.60x = 2,869.52 × 1,195.26
  4. Step 4: Simplify right side
    2,079.60x = 3,429,822.48
  5. Step 5: Solve for x
    x = 3,429,822.48/2,079.60
  6. Step 6: Final answer
    x = 1,649.27

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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.