Home / 3,505.22-5,256.92-1,039.46

Finding the Fourth Proportional to 3,505.22, 5,256.92 and 1,039.46

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Solution

The fourth proportional to 3,505.22, 5,256.92 and 1,039.46 is: 1,558.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.22 : 5,256.92 = 1,039.46 : x
  2. Step 2: Convert to fraction form
    3,505.22/5,256.92 = 1,039.46/x
  3. Step 3: Cross multiply
    3,505.22x = 5,256.92 × 1,039.46
  4. Step 4: Simplify right side
    3,505.22x = 5,464,334.38
  5. Step 5: Solve for x
    x = 5,464,334.38/3,505.22
  6. Step 6: Final answer
    x = 1,558.92

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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.