Home / 3,346.51-5,020.64-1,155.39

Finding the Fourth Proportional to 3,346.51, 5,020.64 and 1,155.39

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Solution

The fourth proportional to 3,346.51, 5,020.64 and 1,155.39 is: 1,733.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.51 : 5,020.64 = 1,155.39 : x
  2. Step 2: Convert to fraction form
    3,346.51/5,020.64 = 1,155.39/x
  3. Step 3: Cross multiply
    3,346.51x = 5,020.64 × 1,155.39
  4. Step 4: Simplify right side
    3,346.51x = 5,800,797.25
  5. Step 5: Solve for x
    x = 5,800,797.25/3,346.51
  6. Step 6: Final answer
    x = 1,733.39

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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.