Home / 2,958.33-4,437.32-1,109.29

Finding the Fourth Proportional to 2,958.33, 4,437.32 and 1,109.29

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Solution

The fourth proportional to 2,958.33, 4,437.32 and 1,109.29 is: 1,663.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.33 : 4,437.32 = 1,109.29 : x
  2. Step 2: Convert to fraction form
    2,958.33/4,437.32 = 1,109.29/x
  3. Step 3: Cross multiply
    2,958.33x = 4,437.32 × 1,109.29
  4. Step 4: Simplify right side
    2,958.33x = 4,922,274.70
  5. Step 5: Solve for x
    x = 4,922,274.70/2,958.33
  6. Step 6: Final answer
    x = 1,663.87

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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.