Home / 6,908.84-10,373.64-4,147.86

Finding the Fourth Proportional to 6,908.84, 10,373.64 and 4,147.86

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Solution

The fourth proportional to 6,908.84, 10,373.64 and 4,147.86 is: 6,228.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908.84 : 10,373.64 = 4,147.86 : x
  2. Step 2: Convert to fraction form
    6,908.84/10,373.64 = 4,147.86/x
  3. Step 3: Cross multiply
    6,908.84x = 10,373.64 × 4,147.86
  4. Step 4: Simplify right side
    6,908.84x = 43,028,406.41
  5. Step 5: Solve for x
    x = 43,028,406.41/6,908.84
  6. Step 6: Final answer
    x = 6,228.03

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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.