Home / 4,223.06-6,336.40-2,031.80

Finding the Fourth Proportional to 4,223.06, 6,336.40 and 2,031.80

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Solution

The fourth proportional to 4,223.06, 6,336.40 and 2,031.80 is: 3,048.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.06 : 6,336.40 = 2,031.80 : x
  2. Step 2: Convert to fraction form
    4,223.06/6,336.40 = 2,031.80/x
  3. Step 3: Cross multiply
    4,223.06x = 6,336.40 × 2,031.80
  4. Step 4: Simplify right side
    4,223.06x = 12,874,297.52
  5. Step 5: Solve for x
    x = 12,874,297.52/4,223.06
  6. Step 6: Final answer
    x = 3,048.57

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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.