Home / 3,614.10-5,418.72-2,520.60

Finding the Fourth Proportional to 3,614.10, 5,418.72 and 2,520.60

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Solution

The fourth proportional to 3,614.10, 5,418.72 and 2,520.60 is: 3,779.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.10 : 5,418.72 = 2,520.60 : x
  2. Step 2: Convert to fraction form
    3,614.10/5,418.72 = 2,520.60/x
  3. Step 3: Cross multiply
    3,614.10x = 5,418.72 × 2,520.60
  4. Step 4: Simplify right side
    3,614.10x = 13,658,425.63
  5. Step 5: Solve for x
    x = 13,658,425.63/3,614.10
  6. Step 6: Final answer
    x = 3,779.21

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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.