Home / 3,360.42-4,633.20-2,650.86

Finding the Fourth Proportional to 3,360.42, 4,633.20 and 2,650.86

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Solution

The fourth proportional to 3,360.42, 4,633.20 and 2,650.86 is: 3,654.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.42 : 4,633.20 = 2,650.86 : x
  2. Step 2: Convert to fraction form
    3,360.42/4,633.20 = 2,650.86/x
  3. Step 3: Cross multiply
    3,360.42x = 4,633.20 × 2,650.86
  4. Step 4: Simplify right side
    3,360.42x = 12,281,964.55
  5. Step 5: Solve for x
    x = 12,281,964.55/3,360.42
  6. Step 6: Final answer
    x = 3,654.89

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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.