Home / 4,233.52-6,351.36-1,311.85

Finding the Fourth Proportional to 4,233.52, 6,351.36 and 1,311.85

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Solution

The fourth proportional to 4,233.52, 6,351.36 and 1,311.85 is: 1,968.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.52 : 6,351.36 = 1,311.85 : x
  2. Step 2: Convert to fraction form
    4,233.52/6,351.36 = 1,311.85/x
  3. Step 3: Cross multiply
    4,233.52x = 6,351.36 × 1,311.85
  4. Step 4: Simplify right side
    4,233.52x = 8,332,031.62
  5. Step 5: Solve for x
    x = 8,332,031.62/4,233.52
  6. Step 6: Final answer
    x = 1,968.11

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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.