Home / 4,187.34-6,272.62-2,520.55

Finding the Fourth Proportional to 4,187.34, 6,272.62 and 2,520.55

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Solution

The fourth proportional to 4,187.34, 6,272.62 and 2,520.55 is: 3,775.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.34 : 6,272.62 = 2,520.55 : x
  2. Step 2: Convert to fraction form
    4,187.34/6,272.62 = 2,520.55/x
  3. Step 3: Cross multiply
    4,187.34x = 6,272.62 × 2,520.55
  4. Step 4: Simplify right side
    4,187.34x = 15,810,452.34
  5. Step 5: Solve for x
    x = 15,810,452.34/4,187.34
  6. Step 6: Final answer
    x = 3,775.77

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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.