Home / 4,062.34-6,091.21-1,288.50

Finding the Fourth Proportional to 4,062.34, 6,091.21 and 1,288.50

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Solution

The fourth proportional to 4,062.34, 6,091.21 and 1,288.50 is: 1,932.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,062.34 : 6,091.21 = 1,288.50 : x
  2. Step 2: Convert to fraction form
    4,062.34/6,091.21 = 1,288.50/x
  3. Step 3: Cross multiply
    4,062.34x = 6,091.21 × 1,288.50
  4. Step 4: Simplify right side
    4,062.34x = 7,848,524.09
  5. Step 5: Solve for x
    x = 7,848,524.09/4,062.34
  6. Step 6: Final answer
    x = 1,932.02

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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.