Home / 3,682.02-5,078.60-2,422.67

Finding the Fourth Proportional to 3,682.02, 5,078.60 and 2,422.67

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Solution

The fourth proportional to 3,682.02, 5,078.60 and 2,422.67 is: 3,341.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.02 : 5,078.60 = 2,422.67 : x
  2. Step 2: Convert to fraction form
    3,682.02/5,078.60 = 2,422.67/x
  3. Step 3: Cross multiply
    3,682.02x = 5,078.60 × 2,422.67
  4. Step 4: Simplify right side
    3,682.02x = 12,303,771.86
  5. Step 5: Solve for x
    x = 12,303,771.86/3,682.02
  6. Step 6: Final answer
    x = 3,341.58

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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.