Home / 3,314.05-4,971.08-1,124.33

Finding the Fourth Proportional to 3,314.05, 4,971.08 and 1,124.33

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Solution

The fourth proportional to 3,314.05, 4,971.08 and 1,124.33 is: 1,686.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.05 : 4,971.08 = 1,124.33 : x
  2. Step 2: Convert to fraction form
    3,314.05/4,971.08 = 1,124.33/x
  3. Step 3: Cross multiply
    3,314.05x = 4,971.08 × 1,124.33
  4. Step 4: Simplify right side
    3,314.05x = 5,589,112.33
  5. Step 5: Solve for x
    x = 5,589,112.33/3,314.05
  6. Step 6: Final answer
    x = 1,686.49

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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.