Home / 6,401.52-8,833.68-3,606.48

Finding the Fourth Proportional to 6,401.52, 8,833.68 and 3,606.48

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Solution

The fourth proportional to 6,401.52, 8,833.68 and 3,606.48 is: 4,976.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401.52 : 8,833.68 = 3,606.48 : x
  2. Step 2: Convert to fraction form
    6,401.52/8,833.68 = 3,606.48/x
  3. Step 3: Cross multiply
    6,401.52x = 8,833.68 × 3,606.48
  4. Step 4: Simplify right side
    6,401.52x = 31,858,490.25
  5. Step 5: Solve for x
    x = 31,858,490.25/6,401.52
  6. Step 6: Final answer
    x = 4,976.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.