Home / 4,233.70-6,350.73-1,311.61

Finding the Fourth Proportional to 4,233.70, 6,350.73 and 1,311.61

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Solution

The fourth proportional to 4,233.70, 6,350.73 and 1,311.61 is: 1,967.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.70 : 6,350.73 = 1,311.61 : x
  2. Step 2: Convert to fraction form
    4,233.70/6,350.73 = 1,311.61/x
  3. Step 3: Cross multiply
    4,233.70x = 6,350.73 × 1,311.61
  4. Step 4: Simplify right side
    4,233.70x = 8,329,680.98
  5. Step 5: Solve for x
    x = 8,329,680.98/4,233.70
  6. Step 6: Final answer
    x = 1,967.47

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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.