Home / 6,914-9,538.44-4,260.56

Finding the Fourth Proportional to 6,914, 9,538.44 and 4,260.56

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Solution

The fourth proportional to 6,914, 9,538.44 and 4,260.56 is: 5,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914 : 9,538.44 = 4,260.56 : x
  2. Step 2: Convert to fraction form
    6,914/9,538.44 = 4,260.56/x
  3. Step 3: Cross multiply
    6,914x = 9,538.44 × 4,260.56
  4. Step 4: Simplify right side
    6,914x = 40,639,095.93
  5. Step 5: Solve for x
    x = 40,639,095.93/6,914
  6. Step 6: Final answer
    x = 5,877.80

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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.