Home / 5,435.43-8,150.16-2,511.12

Finding the Fourth Proportional to 5,435.43, 8,150.16 and 2,511.12

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Solution

The fourth proportional to 5,435.43, 8,150.16 and 2,511.12 is: 3,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.43 : 8,150.16 = 2,511.12 : x
  2. Step 2: Convert to fraction form
    5,435.43/8,150.16 = 2,511.12/x
  3. Step 3: Cross multiply
    5,435.43x = 8,150.16 × 2,511.12
  4. Step 4: Simplify right side
    5,435.43x = 20,466,029.78
  5. Step 5: Solve for x
    x = 20,466,029.78/5,435.43
  6. Step 6: Final answer
    x = 3,765.30

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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.