Home / 6,320.67-9,480.66-1,937.79

Finding the Fourth Proportional to 6,320.67, 9,480.66 and 1,937.79

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Solution

The fourth proportional to 6,320.67, 9,480.66 and 1,937.79 is: 2,906.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.67 : 9,480.66 = 1,937.79 : x
  2. Step 2: Convert to fraction form
    6,320.67/9,480.66 = 1,937.79/x
  3. Step 3: Cross multiply
    6,320.67x = 9,480.66 × 1,937.79
  4. Step 4: Simplify right side
    6,320.67x = 18,371,528.14
  5. Step 5: Solve for x
    x = 18,371,528.14/6,320.67
  6. Step 6: Final answer
    x = 2,906.58

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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.