Home / 4,429.48-6,624.39-3,938.92

Finding the Fourth Proportional to 4,429.48, 6,624.39 and 3,938.92

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Solution

The fourth proportional to 4,429.48, 6,624.39 and 3,938.92 is: 5,890.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.48 : 6,624.39 = 3,938.92 : x
  2. Step 2: Convert to fraction form
    4,429.48/6,624.39 = 3,938.92/x
  3. Step 3: Cross multiply
    4,429.48x = 6,624.39 × 3,938.92
  4. Step 4: Simplify right side
    4,429.48x = 26,092,942.26
  5. Step 5: Solve for x
    x = 26,092,942.26/4,429.48
  6. Step 6: Final answer
    x = 5,890.75

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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.