Home / 3,851.24-5,315.46-2,522.60

Finding the Fourth Proportional to 3,851.24, 5,315.46 and 2,522.60

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Solution

The fourth proportional to 3,851.24, 5,315.46 and 2,522.60 is: 3,481.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851.24 : 5,315.46 = 2,522.60 : x
  2. Step 2: Convert to fraction form
    3,851.24/5,315.46 = 2,522.60/x
  3. Step 3: Cross multiply
    3,851.24x = 5,315.46 × 2,522.60
  4. Step 4: Simplify right side
    3,851.24x = 13,408,779.40
  5. Step 5: Solve for x
    x = 13,408,779.40/3,851.24
  6. Step 6: Final answer
    x = 3,481.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.