Home / 3,491.31-5,235.91-1,150.88

Finding the Fourth Proportional to 3,491.31, 5,235.91 and 1,150.88

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Solution

The fourth proportional to 3,491.31, 5,235.91 and 1,150.88 is: 1,725.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.31 : 5,235.91 = 1,150.88 : x
  2. Step 2: Convert to fraction form
    3,491.31/5,235.91 = 1,150.88/x
  3. Step 3: Cross multiply
    3,491.31x = 5,235.91 × 1,150.88
  4. Step 4: Simplify right side
    3,491.31x = 6,025,904.10
  5. Step 5: Solve for x
    x = 6,025,904.10/3,491.31
  6. Step 6: Final answer
    x = 1,725.97

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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.