Home / 5,452.16-8,175.36-2,165.12

Finding the Fourth Proportional to 5,452.16, 8,175.36 and 2,165.12

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Solution

The fourth proportional to 5,452.16, 8,175.36 and 2,165.12 is: 3,246.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.16 : 8,175.36 = 2,165.12 : x
  2. Step 2: Convert to fraction form
    5,452.16/8,175.36 = 2,165.12/x
  3. Step 3: Cross multiply
    5,452.16x = 8,175.36 × 2,165.12
  4. Step 4: Simplify right side
    5,452.16x = 17,700,635.44
  5. Step 5: Solve for x
    x = 17,700,635.44/5,452.16
  6. Step 6: Final answer
    x = 3,246.54

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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.