Home / 6,410.85-9,615.45-2,514.75

Finding the Fourth Proportional to 6,410.85, 9,615.45 and 2,514.75

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Solution

The fourth proportional to 6,410.85, 9,615.45 and 2,514.75 is: 3,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.85 : 9,615.45 = 2,514.75 : x
  2. Step 2: Convert to fraction form
    6,410.85/9,615.45 = 2,514.75/x
  3. Step 3: Cross multiply
    6,410.85x = 9,615.45 × 2,514.75
  4. Step 4: Simplify right side
    6,410.85x = 24,180,452.89
  5. Step 5: Solve for x
    x = 24,180,452.89/6,410.85
  6. Step 6: Final answer
    x = 3,771.80

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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.