Home / 5,453.57-8,181.71-1,756.22

Finding the Fourth Proportional to 5,453.57, 8,181.71 and 1,756.22

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Solution

The fourth proportional to 5,453.57, 8,181.71 and 1,756.22 is: 2,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.57 : 8,181.71 = 1,756.22 : x
  2. Step 2: Convert to fraction form
    5,453.57/8,181.71 = 1,756.22/x
  3. Step 3: Cross multiply
    5,453.57x = 8,181.71 × 1,756.22
  4. Step 4: Simplify right side
    5,453.57x = 14,368,833.05
  5. Step 5: Solve for x
    x = 14,368,833.05/5,453.57
  6. Step 6: Final answer
    x = 2,634.76

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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.