Home / 4,429.38-6,648.18-2,239.65

Finding the Fourth Proportional to 4,429.38, 6,648.18 and 2,239.65

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Solution

The fourth proportional to 4,429.38, 6,648.18 and 2,239.65 is: 3,361.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.38 : 6,648.18 = 2,239.65 : x
  2. Step 2: Convert to fraction form
    4,429.38/6,648.18 = 2,239.65/x
  3. Step 3: Cross multiply
    4,429.38x = 6,648.18 × 2,239.65
  4. Step 4: Simplify right side
    4,429.38x = 14,889,596.34
  5. Step 5: Solve for x
    x = 14,889,596.34/4,429.38
  6. Step 6: Final answer
    x = 3,361.55

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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.