Home / 2,405.48-3,593.39-1,742.09

Finding the Fourth Proportional to 2,405.48, 3,593.39 and 1,742.09

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Solution

The fourth proportional to 2,405.48, 3,593.39 and 1,742.09 is: 2,602.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.48 : 3,593.39 = 1,742.09 : x
  2. Step 2: Convert to fraction form
    2,405.48/3,593.39 = 1,742.09/x
  3. Step 3: Cross multiply
    2,405.48x = 3,593.39 × 1,742.09
  4. Step 4: Simplify right side
    2,405.48x = 6,259,982.11
  5. Step 5: Solve for x
    x = 6,259,982.11/2,405.48
  6. Step 6: Final answer
    x = 2,602.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.