Home / 4,443.71-6,669.89-2,136.83

Finding the Fourth Proportional to 4,443.71, 6,669.89 and 2,136.83

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Solution

The fourth proportional to 4,443.71, 6,669.89 and 2,136.83 is: 3,207.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.71 : 6,669.89 = 2,136.83 : x
  2. Step 2: Convert to fraction form
    4,443.71/6,669.89 = 2,136.83/x
  3. Step 3: Cross multiply
    4,443.71x = 6,669.89 × 2,136.83
  4. Step 4: Simplify right side
    4,443.71x = 14,252,421.05
  5. Step 5: Solve for x
    x = 14,252,421.05/4,443.71
  6. Step 6: Final answer
    x = 3,207.32

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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.