Home / 3,537.05-5,305.37-1,689.44

Finding the Fourth Proportional to 3,537.05, 5,305.37 and 1,689.44

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Solution

The fourth proportional to 3,537.05, 5,305.37 and 1,689.44 is: 2,534.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.05 : 5,305.37 = 1,689.44 : x
  2. Step 2: Convert to fraction form
    3,537.05/5,305.37 = 1,689.44/x
  3. Step 3: Cross multiply
    3,537.05x = 5,305.37 × 1,689.44
  4. Step 4: Simplify right side
    3,537.05x = 8,963,069.32
  5. Step 5: Solve for x
    x = 8,963,069.32/3,537.05
  6. Step 6: Final answer
    x = 2,534.06

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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.