Home / 3,356.88-4,624.08-3,207.84

Finding the Fourth Proportional to 3,356.88, 4,624.08 and 3,207.84

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Solution

The fourth proportional to 3,356.88, 4,624.08 and 3,207.84 is: 4,418.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.88 : 4,624.08 = 3,207.84 : x
  2. Step 2: Convert to fraction form
    3,356.88/4,624.08 = 3,207.84/x
  3. Step 3: Cross multiply
    3,356.88x = 4,624.08 × 3,207.84
  4. Step 4: Simplify right side
    3,356.88x = 14,833,308.79
  5. Step 5: Solve for x
    x = 14,833,308.79/3,356.88
  6. Step 6: Final answer
    x = 4,418.78

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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.