Home / 4,211.91-6,320.15-1,748.43

Finding the Fourth Proportional to 4,211.91, 6,320.15 and 1,748.43

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Solution

The fourth proportional to 4,211.91, 6,320.15 and 1,748.43 is: 2,623.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.91 : 6,320.15 = 1,748.43 : x
  2. Step 2: Convert to fraction form
    4,211.91/6,320.15 = 1,748.43/x
  3. Step 3: Cross multiply
    4,211.91x = 6,320.15 × 1,748.43
  4. Step 4: Simplify right side
    4,211.91x = 11,050,361.38
  5. Step 5: Solve for x
    x = 11,050,361.38/4,211.91
  6. Step 6: Final answer
    x = 2,623.60

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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.