Home / 3,408.59-5,110.70-1,435.51

Finding the Fourth Proportional to 3,408.59, 5,110.70 and 1,435.51

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Solution

The fourth proportional to 3,408.59, 5,110.70 and 1,435.51 is: 2,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.59 : 5,110.70 = 1,435.51 : x
  2. Step 2: Convert to fraction form
    3,408.59/5,110.70 = 1,435.51/x
  3. Step 3: Cross multiply
    3,408.59x = 5,110.70 × 1,435.51
  4. Step 4: Simplify right side
    3,408.59x = 7,336,428.23
  5. Step 5: Solve for x
    x = 7,336,428.23/3,408.59
  6. Step 6: Final answer
    x = 2,152.34

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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.