Home / 4,233.96-6,351.62-1,311.66

Finding the Fourth Proportional to 4,233.96, 6,351.62 and 1,311.66

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Solution

The fourth proportional to 4,233.96, 6,351.62 and 1,311.66 is: 1,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.96 : 6,351.62 = 1,311.66 : x
  2. Step 2: Convert to fraction form
    4,233.96/6,351.62 = 1,311.66/x
  3. Step 3: Cross multiply
    4,233.96x = 6,351.62 × 1,311.66
  4. Step 4: Simplify right side
    4,233.96x = 8,331,159.33
  5. Step 5: Solve for x
    x = 8,331,159.33/4,233.96
  6. Step 6: Final answer
    x = 1,967.70

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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.