Home / 4,624.05-6,934.34-3,638.79

Finding the Fourth Proportional to 4,624.05, 6,934.34 and 3,638.79

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Solution

The fourth proportional to 4,624.05, 6,934.34 and 3,638.79 is: 5,456.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,624.05 : 6,934.34 = 3,638.79 : x
  2. Step 2: Convert to fraction form
    4,624.05/6,934.34 = 3,638.79/x
  3. Step 3: Cross multiply
    4,624.05x = 6,934.34 × 3,638.79
  4. Step 4: Simplify right side
    4,624.05x = 25,232,616.15
  5. Step 5: Solve for x
    x = 25,232,616.15/4,624.05
  6. Step 6: Final answer
    x = 5,456.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.