Home / 3,336.26-5,001.67-1,389.92

Finding the Fourth Proportional to 3,336.26, 5,001.67 and 1,389.92

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Solution

The fourth proportional to 3,336.26, 5,001.67 and 1,389.92 is: 2,083.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.26 : 5,001.67 = 1,389.92 : x
  2. Step 2: Convert to fraction form
    3,336.26/5,001.67 = 1,389.92/x
  3. Step 3: Cross multiply
    3,336.26x = 5,001.67 × 1,389.92
  4. Step 4: Simplify right side
    3,336.26x = 6,951,921.17
  5. Step 5: Solve for x
    x = 6,951,921.17/3,336.26
  6. Step 6: Final answer
    x = 2,083.75

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1.5x scale

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.