Home / 3,581.10-5,371.63-1,732.39

Finding the Fourth Proportional to 3,581.10, 5,371.63 and 1,732.39

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Solution

The fourth proportional to 3,581.10, 5,371.63 and 1,732.39 is: 2,598.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.10 : 5,371.63 = 1,732.39 : x
  2. Step 2: Convert to fraction form
    3,581.10/5,371.63 = 1,732.39/x
  3. Step 3: Cross multiply
    3,581.10x = 5,371.63 × 1,732.39
  4. Step 4: Simplify right side
    3,581.10x = 9,305,758.10
  5. Step 5: Solve for x
    x = 9,305,758.10/3,581.10
  6. Step 6: Final answer
    x = 2,598.58

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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.