Home / 5,491.44-8,236.08-1,488.75

Finding the Fourth Proportional to 5,491.44, 8,236.08 and 1,488.75

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Solution

The fourth proportional to 5,491.44, 8,236.08 and 1,488.75 is: 2,232.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.44 : 8,236.08 = 1,488.75 : x
  2. Step 2: Convert to fraction form
    5,491.44/8,236.08 = 1,488.75/x
  3. Step 3: Cross multiply
    5,491.44x = 8,236.08 × 1,488.75
  4. Step 4: Simplify right side
    5,491.44x = 12,261,464.10
  5. Step 5: Solve for x
    x = 12,261,464.10/5,491.44
  6. Step 6: Final answer
    x = 2,232.83

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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.