Home / 9,107.82-13,650.66-4,937.94

Finding the Fourth Proportional to 9,107.82, 13,650.66 and 4,937.94

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Solution

The fourth proportional to 9,107.82, 13,650.66 and 4,937.94 is: 7,400.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.82 : 13,650.66 = 4,937.94 : x
  2. Step 2: Convert to fraction form
    9,107.82/13,650.66 = 4,937.94/x
  3. Step 3: Cross multiply
    9,107.82x = 13,650.66 × 4,937.94
  4. Step 4: Simplify right side
    9,107.82x = 67,406,140.04
  5. Step 5: Solve for x
    x = 67,406,140.04/9,107.82
  6. Step 6: Final answer
    x = 7,400.91

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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.