Home / 1,811.55-2,714.36-1,744.13

Finding the Fourth Proportional to 1,811.55, 2,714.36 and 1,744.13

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Solution

The fourth proportional to 1,811.55, 2,714.36 and 1,744.13 is: 2,613.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811.55 : 2,714.36 = 1,744.13 : x
  2. Step 2: Convert to fraction form
    1,811.55/2,714.36 = 1,744.13/x
  3. Step 3: Cross multiply
    1,811.55x = 2,714.36 × 1,744.13
  4. Step 4: Simplify right side
    1,811.55x = 4,734,174.41
  5. Step 5: Solve for x
    x = 4,734,174.41/1,811.55
  6. Step 6: Final answer
    x = 2,613.33

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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.