Home / 4,631.83-6,939.65-3,856.82

Finding the Fourth Proportional to 4,631.83, 6,939.65 and 3,856.82

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Solution

The fourth proportional to 4,631.83, 6,939.65 and 3,856.82 is: 5,778.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.83 : 6,939.65 = 3,856.82 : x
  2. Step 2: Convert to fraction form
    4,631.83/6,939.65 = 3,856.82/x
  3. Step 3: Cross multiply
    4,631.83x = 6,939.65 × 3,856.82
  4. Step 4: Simplify right side
    4,631.83x = 26,764,955.86
  5. Step 5: Solve for x
    x = 26,764,955.86/4,631.83
  6. Step 6: Final answer
    x = 5,778.49

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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.