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Finding the Fourth Proportional to 6,332.31, 8,745.48 and 4,932.99

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Solution

The fourth proportional to 6,332.31, 8,745.48 and 4,932.99 is: 6,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,332.31 : 8,745.48 = 4,932.99 : x
  2. Step 2: Convert to fraction form
    6,332.31/8,745.48 = 4,932.99/x
  3. Step 3: Cross multiply
    6,332.31x = 8,745.48 × 4,932.99
  4. Step 4: Simplify right side
    6,332.31x = 43,141,365.39
  5. Step 5: Solve for x
    x = 43,141,365.39/6,332.31
  6. Step 6: Final answer
    x = 6,812.90

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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.