Home / 3,537.31-5,305.99-1,072.32

Finding the Fourth Proportional to 3,537.31, 5,305.99 and 1,072.32

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Solution

The fourth proportional to 3,537.31, 5,305.99 and 1,072.32 is: 1,608.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.31 : 5,305.99 = 1,072.32 : x
  2. Step 2: Convert to fraction form
    3,537.31/5,305.99 = 1,072.32/x
  3. Step 3: Cross multiply
    3,537.31x = 5,305.99 × 1,072.32
  4. Step 4: Simplify right side
    3,537.31x = 5,689,716.52
  5. Step 5: Solve for x
    x = 5,689,716.52/3,537.31
  6. Step 6: Final answer
    x = 1,608.49

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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.