Home / 3,354.09-5,032.71-1,711.81

Finding the Fourth Proportional to 3,354.09, 5,032.71 and 1,711.81

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Solution

The fourth proportional to 3,354.09, 5,032.71 and 1,711.81 is: 2,568.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.09 : 5,032.71 = 1,711.81 : x
  2. Step 2: Convert to fraction form
    3,354.09/5,032.71 = 1,711.81/x
  3. Step 3: Cross multiply
    3,354.09x = 5,032.71 × 1,711.81
  4. Step 4: Simplify right side
    3,354.09x = 8,615,043.31
  5. Step 5: Solve for x
    x = 8,615,043.31/3,354.09
  6. Step 6: Final answer
    x = 2,568.52

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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.