Home / 3,289.30-4,536.84-2,330.68

Finding the Fourth Proportional to 3,289.30, 4,536.84 and 2,330.68

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Solution

The fourth proportional to 3,289.30, 4,536.84 and 2,330.68 is: 3,214.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.30 : 4,536.84 = 2,330.68 : x
  2. Step 2: Convert to fraction form
    3,289.30/4,536.84 = 2,330.68/x
  3. Step 3: Cross multiply
    3,289.30x = 4,536.84 × 2,330.68
  4. Step 4: Simplify right side
    3,289.30x = 10,573,922.25
  5. Step 5: Solve for x
    x = 10,573,922.25/3,289.30
  6. Step 6: Final answer
    x = 3,214.64

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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.